Numbers of Installation, Maintenance, and Repair Occupations in New Jersey
    Occupation group
    
        
        
        
        
            Installation, Maintenance, and Repair Occupations
                
    
    
        
        
        
    
    
        
    
    
        
            | Year | Number | 
        
            
                | 2004 | 139,520 | 
        
            
                | 2005 | 144,050 | 
        
            
                | 2006 | 146,510 | 
        
            
                | 2007 | 147,760 | 
        
            
                | 2008 | 144,530 | 
        
            
                | 2009 | 134,470 | 
        
            
                | 2010 | 133,510 | 
        
            
                | 2011 | 137,700 | 
        
            
                | 2012 | 142,510 | 
        
            
                | 2013 | 137,620 | 
        
            
                | 2014 | 138,110 | 
        
            
                | 2015 | 135,630 | 
        
            
                | 2016 | 132,030 | 
        
            
                | 2017 | 132,050 | 
        
            
                | 2018 | 134,180 | 
        
            
                | 2019 | 136,300 | 
        
    
     
    
        Individual occupations
        
        
            
        
        
        
            First-Line Supervisors of Mechanics, Installers, and Repairers
                
    
    
        
        
        
    
    
        
    
    
        
            | Year | Number | 
        
            
                | 2004 | 13,750 | 
        
            
                | 2005 | 14,050 | 
        
            
                | 2006 | 14,220 | 
        
            
                | 2007 | 13,950 | 
        
            
                | 2008 | 13,650 | 
        
            
                | 2009 | 12,890 | 
        
            
                | 2010 | 12,550 | 
        
            
                | 2011 | 13,000 | 
        
            
                | 2012 | 13,390 | 
        
            
                | 2013 | 13,150 | 
        
            
                | 2014 | 13,120 | 
        
            
                | 2015 | 12,530 | 
        
            
                | 2016 | 12,160 | 
        
            
                | 2017 | 12,250 | 
        
            
                | 2018 | 12,620 | 
        
            
                | 2019 | 12,800 | 
        
    
         
        
        
            
        
        
        
            Computer, Automated Teller, and Office Machine Repairers
                
    
    
        
        
        
    
    
        
    
    
        
            | Year | Number | 
        
            
                | 2004 | 6,200 | 
        
            
                | 2005 | 5,710 | 
        
            
                | 2006 | 5,160 | 
        
            
                | 2007 | 4,260 | 
        
            
                | 2008 | 3,950 | 
        
            
                | 2009 | 3,340 | 
        
            
                | 2010 | 3,080 | 
        
            
                | 2011 | 3,080 | 
        
            
                | 2012 | 3,150 | 
        
            
                | 2013 | 2,970 | 
        
            
                | 2014 | 3,270 | 
        
            
                | 2015 | 3,280 | 
        
            
                | 2016 | 3,290 | 
        
            
                | 2017 | 3,740 | 
        
            
                | 2018 | 3,640 | 
        
            
                | 2019 | 3,280 | 
        
    
         
        
        
        
        
            
        
        
        
            Telecommunications Equipment Installers and Repairers, Except Line Installers
                
    
    
        
        
        
    
    
        
    
    
        
            | Year | Number | 
        
            
                | 2004 | 7,000 | 
        
            
                | 2005 | 6,480 | 
        
            
                | 2006 | 5,460 | 
        
            
                | 2007 | 5,620 | 
        
            
                | 2008 | 5,540 | 
        
            
                | 2009 | 6,100 | 
        
            
                | 2010 | 5,710 | 
        
            
                | 2011 | 6,170 | 
        
            
                | 2012 | 5,860 | 
        
            
                | 2013 | 6,470 | 
        
            
                | 2014 | 6,230 | 
        
            
                | 2015 | 5,150 | 
        
            
                | 2016 | 4,080 | 
        
            
                | 2017 | 4,280 | 
        
            
                | 2018 | 4,410 | 
        
            
                | 2019 | 3,740 | 
        
    
         
        
        
            
        
        
        
            Avionics Technicians
                
    
    
        
        
        
    
    
        
    
    
        
            | Year | Number | 
        
            
                | 2004 | 300 | 
        
            
                | 2005 | 280 | 
        
            
                | 2006 | 320 | 
        
            
                | 2007 | 0 | 
        
            
                | 2008 | 170 | 
        
            
                | 2009 | 130 | 
        
            
                | 2010 | 310 | 
        
            
                | 2011 | 330 | 
        
            
                | 2012 | 380 | 
        
            
                | 2013 | 290 | 
        
            
                | 2014 | 210 | 
        
            
                | 2015 | 210 | 
        
            
                | 2016 | 190 | 
        
            
                | 2017 | 250 | 
        
            
                | 2018 | 310 | 
        
            
                | 2019 | 430 | 
        
    
         
        
        
        
        
        
        
            
        
        
        
            Electrical and Electronics Repairers, Commercial and Industrial Equipment
                
    
    
        
        
        
    
    
        
    
    
        
            | Year | Number | 
        
            
                | 2004 | 2,280 | 
        
            
                | 2005 | 3,070 | 
        
            
                | 2006 | 3,200 | 
        
            
                | 2007 | 2,780 | 
        
            
                | 2008 | 2,200 | 
        
            
                | 2009 | 2,160 | 
        
            
                | 2010 | 2,120 | 
        
            
                | 2011 | 2,280 | 
        
            
                | 2012 | 2,150 | 
        
            
                | 2013 | 1,800 | 
        
            
                | 2014 | 1,680 | 
        
            
                | 2015 | 1,960 | 
        
            
                | 2016 | 1,830 | 
        
            
                | 2017 | 1,950 | 
        
            
                | 2018 | 1,870 | 
        
            
                | 2019 | 1,750 | 
        
    
         
        
        
        
        
        
        
        
        
            
        
        
        
            Security and Fire Alarm Systems Installers
                
    
    
        
        
        
    
    
        
    
    
        
            | Year | Number | 
        
            
                | 2004 | 2,030 | 
        
            
                | 2005 | 2,080 | 
        
            
                | 2006 | 1,860 | 
        
            
                | 2007 | 1,550 | 
        
            
                | 2008 | 1,770 | 
        
            
                | 2009 | 1,990 | 
        
            
                | 2010 | 1,950 | 
        
            
                | 2011 | 1,880 | 
        
            
                | 2012 | 2,050 | 
        
            
                | 2013 | 2,230 | 
        
            
                | 2014 | 2,440 | 
        
            
                | 2015 | 2,490 | 
        
            
                | 2016 | 2,120 | 
        
            
                | 2017 | 2,420 | 
        
            
                | 2018 | 2,210 | 
        
            
                | 2019 | 2,800 | 
        
    
         
        
        
            
        
        
        
            Aircraft Mechanics and Service Technicians
                
    
    
        
        
        
    
    
        
    
    
        
            | Year | Number | 
        
            
                | 2004 | 1,890 | 
        
            
                | 2005 | 1,700 | 
        
            
                | 2006 | 1,900 | 
        
            
                | 2007 | 2,340 | 
        
            
                | 2008 | 2,630 | 
        
            
                | 2009 | 2,560 | 
        
            
                | 2010 | 4,920 | 
        
            
                | 2011 | 4,850 | 
        
            
                | 2012 | 4,990 | 
        
            
                | 2013 | 1,780 | 
        
            
                | 2014 | 1,780 | 
        
            
                | 2015 | 1,720 | 
        
            
                | 2016 | 2,170 | 
        
            
                | 2017 | 2,420 | 
        
            
                | 2018 | 2,370 | 
        
            
                | 2019 | 2,150 | 
        
    
         
        
        
            
        
        
        
            Automotive Body and Related Repairers
                
    
    
        
        
        
    
    
        
    
    
        
            | Year | Number | 
        
            
                | 2004 | 4,650 | 
        
            
                | 2005 | 4,570 | 
        
            
                | 2006 | 4,530 | 
        
            
                | 2007 | 4,580 | 
        
            
                | 2008 | 4,820 | 
        
            
                | 2009 | 4,120 | 
        
            
                | 2010 | 4,190 | 
        
            
                | 2011 | 3,920 | 
        
            
                | 2012 | 4,020 | 
        
            
                | 2013 | 3,820 | 
        
            
                | 2014 | 3,870 | 
        
            
                | 2015 | 3,940 | 
        
            
                | 2016 | 3,800 | 
        
            
                | 2017 | 3,650 | 
        
            
                | 2018 | 3,780 | 
        
            
                | 2019 | 4,370 | 
        
    
         
        
        
        
        
            
        
        
        
            Automotive Service Technicians and Mechanics
                
    
    
        
        
        
    
    
        
    
    
        
            | Year | Number | 
        
            
                | 2004 | 18,360 | 
        
            
                | 2005 | 18,830 | 
        
            
                | 2006 | 18,330 | 
        
            
                | 2007 | 18,640 | 
        
            
                | 2008 | 18,120 | 
        
            
                | 2009 | 17,470 | 
        
            
                | 2010 | 17,090 | 
        
            
                | 2011 | 18,140 | 
        
            
                | 2012 | 18,520 | 
        
            
                | 2013 | 16,800 | 
        
            
                | 2014 | 15,950 | 
        
            
                | 2015 | 14,830 | 
        
            
                | 2016 | 15,440 | 
        
            
                | 2017 | 14,720 | 
        
            
                | 2018 | 14,810 | 
        
            
                | 2019 | 15,550 | 
        
    
         
        
        
            
        
        
        
            Bus and Truck Mechanics and Diesel Engine Specialists
                
    
    
        
        
        
    
    
        
    
    
        
            | Year | Number | 
        
            
                | 2004 | 7,250 | 
        
            
                | 2005 | 6,730 | 
        
            
                | 2006 | 8,040 | 
        
            
                | 2007 | 7,760 | 
        
            
                | 2008 | 7,530 | 
        
            
                | 2009 | 6,580 | 
        
            
                | 2010 | 7,110 | 
        
            
                | 2011 | 7,000 | 
        
            
                | 2012 | 7,020 | 
        
            
                | 2013 | 7,280 | 
        
            
                | 2014 | 6,860 | 
        
            
                | 2015 | 7,830 | 
        
            
                | 2016 | 7,600 | 
        
            
                | 2017 | 8,200 | 
        
            
                | 2018 | 8,590 | 
        
            
                | 2019 | 8,120 | 
        
    
         
        
        
        
        
            
        
        
        
            Mobile Heavy Equipment Mechanics, Except Engines
                
    
    
        
        
        
    
    
        
    
    
        
            | Year | Number | 
        
            
                | 2004 | 2,290 | 
        
            
                | 2005 | 2,180 | 
        
            
                | 2006 | 2,410 | 
        
            
                | 2007 | 2,150 | 
        
            
                | 2008 | 2,590 | 
        
            
                | 2009 | 2,180 | 
        
            
                | 2010 | 2,150 | 
        
            
                | 2011 | 1,900 | 
        
            
                | 2012 | 2,090 | 
        
            
                | 2013 | 2,100 | 
        
            
                | 2014 | 2,140 | 
        
            
                | 2015 | 2,110 | 
        
            
                | 2016 | 2,140 | 
        
            
                | 2017 | 2,260 | 
        
            
                | 2018 | 2,280 | 
        
            
                | 2019 | 2,780 | 
        
    
         
        
        
            
        
        
        
            Rail Car Repairers
                
    
    
        
        
        
    
    
        
    
    
        
            | Year | Number | 
        
            
                | 2004 | 830 | 
        
            
                | 2005 | 770 | 
        
            
                | 2006 | 800 | 
        
            
                | 2007 | 720 | 
        
            
                | 2008 | 0 | 
        
            
                | 2009 | 760 | 
        
            
                | 2010 | 820 | 
        
            
                | 2011 | 800 | 
        
            
                | 2012 | 430 | 
        
            
                | 2013 | 400 | 
        
            
                | 2014 | 410 | 
        
            
                | 2015 | 550 | 
        
            
                | 2016 | 530 | 
        
            
                | 2017 | 500 | 
        
            
                | 2018 | 320 | 
        
            
                | 2019 | 380 | 
        
    
         
        
        
        
        
            
        
        
        
            Motorcycle Mechanics
                
    
    
        
        
        
    
    
        
    
    
        
            | Year | Number | 
        
            
                | 2004 | 280 | 
        
            
                | 2005 | 210 | 
        
            
                | 2006 | 200 | 
        
            
                | 2007 | 240 | 
        
            
                | 2008 | 310 | 
        
            
                | 2009 | 330 | 
        
            
                | 2010 | 250 | 
        
            
                | 2011 | 200 | 
        
            
                | 2012 | 150 | 
        
            
                | 2013 | 230 | 
        
            
                | 2014 | 330 | 
        
            
                | 2015 | 260 | 
        
            
                | 2016 | 270 | 
        
            
                | 2017 | 160 | 
        
            
                | 2018 | 140 | 
        
            
                | 2019 | 0 | 
        
    
         
        
        
        
        
            
        
        
        
            Bicycle Repairers
                
    
    
        
        
        
    
    
        
    
    
        
            | Year | Number | 
        
            
                | 2004 | 0 | 
        
            
                | 2005 | 140 | 
        
            
                | 2006 | 0 | 
        
            
                | 2007 | 190 | 
        
            
                | 2008 | 0 | 
        
            
                | 2009 | 0 | 
        
            
                | 2010 | 40 | 
        
            
                | 2011 | 0 | 
        
            
                | 2012 | 0 | 
        
            
                | 2013 | 280 | 
        
            
                | 2014 | 0 | 
        
            
                | 2016 | 150 | 
        
            
                | 2017 | 90 | 
        
            
                | 2018 | 110 | 
        
            
                | 2019 | 0 | 
        
    
         
        
        
        
        
            
        
        
        
            Tire Repairers and Changers
                
    
    
        
        
        
    
    
        
    
    
        
            | Year | Number | 
        
            
                | 2004 | 1,360 | 
        
            
                | 2005 | 1,730 | 
        
            
                | 2006 | 1,570 | 
        
            
                | 2007 | 1,330 | 
        
            
                | 2008 | 1,450 | 
        
            
                | 2009 | 1,140 | 
        
            
                | 2010 | 1,050 | 
        
            
                | 2011 | 1,510 | 
        
            
                | 2012 | 1,810 | 
        
            
                | 2013 | 2,180 | 
        
            
                | 2014 | 2,600 | 
        
            
                | 2015 | 3,090 | 
        
            
                | 2016 | 4,030 | 
        
            
                | 2017 | 4,050 | 
        
            
                | 2018 | 3,430 | 
        
            
                | 2019 | 2,600 | 
        
    
         
        
        
            
        
        
        
            Mechanical Door Repairers
                
    
    
        
        
        
    
    
        
    
    
        
            | Year | Number | 
        
            
                | 2004 | 40 | 
        
            
                | 2005 | 0 | 
        
            
                | 2006 | 0 | 
        
            
                | 2007 | 610 | 
        
            
                | 2008 | 620 | 
        
            
                | 2009 | 400 | 
        
            
                | 2010 | 390 | 
        
            
                | 2011 | 360 | 
        
            
                | 2012 | 290 | 
        
            
                | 2013 | 210 | 
        
            
                | 2014 | 300 | 
        
            
                | 2015 | 500 | 
        
            
                | 2016 | 620 | 
        
            
                | 2017 | 760 | 
        
            
                | 2018 | 610 | 
        
            
                | 2019 | 710 | 
        
    
         
        
        
        
        
            
        
        
        
            Heating, Air Conditioning, and Refrigeration Mechanics and Installers
                
    
    
        
        
        
    
    
        
    
    
        
            | Year | Number | 
        
            
                | 2004 | 6,140 | 
        
            
                | 2005 | 7,260 | 
        
            
                | 2006 | 7,850 | 
        
            
                | 2007 | 9,640 | 
        
            
                | 2008 | 8,760 | 
        
            
                | 2009 | 8,320 | 
        
            
                | 2010 | 8,460 | 
        
            
                | 2011 | 9,160 | 
        
            
                | 2012 | 9,290 | 
        
            
                | 2013 | 9,170 | 
        
            
                | 2014 | 10,030 | 
        
            
                | 2015 | 10,410 | 
        
            
                | 2016 | 10,110 | 
        
            
                | 2017 | 9,680 | 
        
            
                | 2018 | 9,510 | 
        
            
                | 2019 | 10,430 | 
        
    
         
        
        
            
        
        
        
            Home Appliance Repairers
                
    
    
        
        
        
    
    
        
    
    
        
            | Year | Number | 
        
            
                | 2004 | 880 | 
        
            
                | 2005 | 1,400 | 
        
            
                | 2006 | 1,160 | 
        
            
                | 2007 | 1,650 | 
        
            
                | 2008 | 1,530 | 
        
            
                | 2009 | 1,580 | 
        
            
                | 2010 | 1,840 | 
        
            
                | 2011 | 2,300 | 
        
            
                | 2012 | 1,990 | 
        
            
                | 2013 | 1,500 | 
        
            
                | 2014 | 1,160 | 
        
            
                | 2015 | 1,170 | 
        
            
                | 2016 | 1,280 | 
        
            
                | 2017 | 1,440 | 
        
            
                | 2018 | 1,430 | 
        
            
                | 2019 | 1,430 | 
        
    
         
        
        
            
        
        
        
            Industrial Machinery Mechanics
                
    
    
        
        
        
    
    
        
    
    
        
            | Year | Number | 
        
            
                | 2004 | 4,520 | 
        
            
                | 2005 | 5,530 | 
        
            
                | 2006 | 6,320 | 
        
            
                | 2007 | 7,190 | 
        
            
                | 2008 | 7,450 | 
        
            
                | 2009 | 7,170 | 
        
            
                | 2010 | 7,220 | 
        
            
                | 2011 | 7,500 | 
        
            
                | 2012 | 6,930 | 
        
            
                | 2013 | 6,930 | 
        
            
                | 2014 | 6,380 | 
        
            
                | 2015 | 6,540 | 
        
            
                | 2016 | 6,850 | 
        
            
                | 2017 | 7,330 | 
        
            
                | 2018 | 7,640 | 
        
            
                | 2019 | 8,480 | 
        
    
         
        
        
            
        
        
        
            Maintenance Workers, Machinery
                
    
    
        
        
        
    
    
        
    
    
        
            | Year | Number | 
        
            
                | 2004 | 2,630 | 
        
            
                | 2005 | 2,350 | 
        
            
                | 2006 | 2,080 | 
        
            
                | 2007 | 2,080 | 
        
            
                | 2008 | 1,650 | 
        
            
                | 2009 | 1,440 | 
        
            
                | 2010 | 1,290 | 
        
            
                | 2011 | 1,390 | 
        
            
                | 2012 | 1,630 | 
        
            
                | 2013 | 1,440 | 
        
            
                | 2014 | 1,130 | 
        
            
                | 2015 | 1,160 | 
        
            
                | 2016 | 1,000 | 
        
            
                | 2017 | 940 | 
        
            
                | 2018 | 680 | 
        
            
                | 2019 | 570 | 
        
    
         
        
        
            
        
        
        
            Millwrights
                
    
    
        
        
        
    
    
        
    
    
        
            | Year | Number | 
        
            
                | 2004 | 980 | 
        
            
                | 2005 | 830 | 
        
            
                | 2006 | 860 | 
        
            
                | 2007 | 720 | 
        
            
                | 2008 | 640 | 
        
            
                | 2009 | 590 | 
        
            
                | 2010 | 590 | 
        
            
                | 2011 | 400 | 
        
            
                | 2012 | 460 | 
        
            
                | 2013 | 390 | 
        
            
                | 2014 | 430 | 
        
            
                | 2015 | 270 | 
        
            
                | 2016 | 0 | 
        
            
                | 2017 | 0 | 
        
            
                | 2018 | 960 | 
        
            
                | 2019 | 590 | 
        
    
         
        
        
        
        
            
        
        
        
            Electrical Power-Line Installers and Repairers
                
    
    
        
        
        
    
    
        
    
    
        
            | Year | Number | 
        
            
                | 2004 | 1,730 | 
        
            
                | 2005 | 1,840 | 
        
            
                | 2006 | 1,920 | 
        
            
                | 2007 | 1,500 | 
        
            
                | 2008 | 1,190 | 
        
            
                | 2009 | 1,120 | 
        
            
                | 2010 | 0 | 
        
            
                | 2011 | 1,410 | 
        
            
                | 2012 | 1,760 | 
        
            
                | 2013 | 1,990 | 
        
            
                | 2014 | 1,750 | 
        
            
                | 2015 | 1,980 | 
        
            
                | 2016 | 1,860 | 
        
            
                | 2017 | 1,630 | 
        
            
                | 2018 | 0 | 
        
            
                | 2019 | 1,260 | 
        
    
         
        
        
            
        
        
        
            Telecommunications Line Installers and Repairers
                
    
    
        
        
        
    
    
        
    
    
        
            | Year | Number | 
        
            
                | 2004 | 3,870 | 
        
            
                | 2005 | 3,990 | 
        
            
                | 2006 | 4,910 | 
        
            
                | 2007 | 5,090 | 
        
            
                | 2008 | 5,860 | 
        
            
                | 2009 | 4,780 | 
        
            
                | 2010 | 6,380 | 
        
            
                | 2011 | 5,790 | 
        
            
                | 2012 | 7,110 | 
        
            
                | 2013 | 5,770 | 
        
            
                | 2014 | 6,240 | 
        
            
                | 2015 | 3,990 | 
        
            
                | 2016 | 3,020 | 
        
            
                | 2017 | 3,240 | 
        
            
                | 2018 | 5,570 | 
        
            
                | 2019 | 4,610 | 
        
    
         
        
        
        
        
            
        
        
        
            Medical Equipment Repairers
                
    
    
        
        
        
    
    
        
    
    
        
            | Year | Number | 
        
            
                | 2004 | 910 | 
        
            
                | 2005 | 720 | 
        
            
                | 2006 | 790 | 
        
            
                | 2007 | 870 | 
        
            
                | 2008 | 790 | 
        
            
                | 2009 | 790 | 
        
            
                | 2010 | 790 | 
        
            
                | 2011 | 890 | 
        
            
                | 2012 | 620 | 
        
            
                | 2013 | 910 | 
        
            
                | 2014 | 1,360 | 
        
            
                | 2015 | 1,410 | 
        
            
                | 2016 | 0 | 
        
            
                | 2017 | 830 | 
        
            
                | 2018 | 1,190 | 
        
            
                | 2019 | 1,320 | 
        
    
         
        
        
        
        
            
        
        
        
            Watch and Clock Repairers
                
    
    
        
        
        
    
    
        
    
    
        
            | Year | Number | 
        
            
                | 2004 | 80 | 
        
            
                | 2005 | 100 | 
        
            
                | 2006 | 160 | 
        
            
                | 2007 | 180 | 
        
            
                | 2008 | 0 | 
        
            
                | 2009 | 200 | 
        
            
                | 2010 | 0 | 
        
            
                | 2011 | 220 | 
        
            
                | 2012 | 190 | 
        
            
                | 2013 | 160 | 
        
            
                | 2014 | 0 | 
        
            
                | 2015 | 140 | 
        
            
                | 2016 | 160 | 
        
            
                | 2017 | 230 | 
        
            
                | 2018 | 230 | 
        
            
                | 2019 | 150 | 
        
    
         
        
        
        
        
            
        
        
        
            Maintenance and Repair Workers, General
                
    
    
        
        
        
    
    
        
    
    
        
            | Year | Number | 
        
            
                | 2004 | 32,450 | 
        
            
                | 2005 | 34,740 | 
        
            
                | 2006 | 35,190 | 
        
            
                | 2007 | 33,480 | 
        
            
                | 2008 | 32,400 | 
        
            
                | 2009 | 30,760 | 
        
            
                | 2010 | 29,270 | 
        
            
                | 2011 | 29,210 | 
        
            
                | 2012 | 30,460 | 
        
            
                | 2013 | 31,730 | 
        
            
                | 2014 | 33,640 | 
        
            
                | 2015 | 33,020 | 
        
            
                | 2016 | 31,180 | 
        
            
                | 2017 | 30,530 | 
        
            
                | 2018 | 31,190 | 
        
            
                | 2019 | 31,070 | 
        
    
         
        
        
        
        
            
        
        
        
            Commercial Divers
                
    
    
        
        
        
    
    
        
    
    
        
            | Year | Number | 
        
            
                | 2004 | 0 | 
        
            
                | 2005 | 0 | 
        
            
                | 2008 | 100 | 
        
            
                | 2009 | 120 | 
        
            
                | 2010 | 50 | 
        
            
                | 2011 | 60 | 
        
            
                | 2012 | 140 | 
        
            
                | 2013 | 150 | 
        
            
                | 2014 | 160 | 
        
            
                | 2015 | 70 | 
        
            
                | 2016 | 80 | 
        
            
                | 2017 | 70 | 
        
            
                | 2018 | 80 | 
        
            
                | 2019 | 80 | 
        
    
         
        
        
            
        
        
        
            Locksmiths and Safe Repairers
                
    
    
        
        
        
    
    
        
    
    
        
            | Year | Number | 
        
            
                | 2004 | 570 | 
        
            
                | 2005 | 560 | 
        
            
                | 2006 | 490 | 
        
            
                | 2007 | 560 | 
        
            
                | 2008 | 450 | 
        
            
                | 2009 | 520 | 
        
            
                | 2010 | 480 | 
        
            
                | 2011 | 540 | 
        
            
                | 2012 | 600 | 
        
            
                | 2013 | 630 | 
        
            
                | 2014 | 490 | 
        
            
                | 2015 | 790 | 
        
            
                | 2016 | 1,010 | 
        
            
                | 2017 | 1,050 | 
        
            
                | 2018 | 530 | 
        
            
                | 2019 | 600 | 
        
    
         
        
        
            
        
        
        
            Riggers
                
    
    
        
        
        
    
    
        
    
    
        
            | Year | Number | 
        
            
                | 2004 | 160 | 
        
            
                | 2005 | 130 | 
        
            
                | 2006 | 160 | 
        
            
                | 2007 | 0 | 
        
            
                | 2008 | 0 | 
        
            
                | 2009 | 300 | 
        
            
                | 2010 | 270 | 
        
            
                | 2011 | 0 | 
        
            
                | 2012 | 30 | 
        
            
                | 2013 | 230 | 
        
            
                | 2014 | 250 | 
        
            
                | 2015 | 260 | 
        
            
                | 2016 | 120 | 
        
            
                | 2017 | 150 | 
        
            
                | 2018 | 140 | 
        
            
                | 2019 | 140 | 
        
    
         
        
        
        
        
            
        
        
        
            Helpers--Installation, Maintenance, and Repair Workers
                
    
    
        
        
        
    
    
        
    
    
        
            | Year | Number | 
        
            
                | 2004 | 4,360 | 
        
            
                | 2005 | 4,010 | 
        
            
                | 2006 | 3,970 | 
        
            
                | 2007 | 3,440 | 
        
            
                | 2008 | 3,570 | 
        
            
                | 2009 | 3,270 | 
        
            
                | 2010 | 3,510 | 
        
            
                | 2011 | 3,540 | 
        
            
                | 2012 | 3,830 | 
        
            
                | 2013 | 3,670 | 
        
            
                | 2014 | 3,620 | 
        
            
                | 2015 | 3,780 | 
        
            
                | 2016 | 4,040 | 
        
            
                | 2017 | 3,440 | 
        
            
                | 2018 | 2,860 | 
        
            
                | 2019 | 2,330 | 
        
    
         
        
        
            
        
        
        
            Installation, Maintenance, and Repair Workers, All Other
                
    
    
        
        
        
    
    
        
    
    
        
            | Year | Number | 
        
            
                | 2004 | 5,330 | 
        
            
                | 2005 | 4,950 | 
        
            
                | 2006 | 4,680 | 
        
            
                | 2007 | 5,710 | 
        
            
                | 2008 | 6,230 | 
        
            
                | 2009 | 4,620 | 
        
            
                | 2012 | 5,390 | 
        
            
                | 2013 | 5,010 | 
        
            
                | 2014 | 4,640 | 
        
            
                | 2015 | 4,510 | 
        
            
                | 2016 | 4,750 | 
        
            
                | 2017 | 4,320 | 
        
            
                | 2018 | 4,540 | 
        
            
                | 2019 | 4,730 |