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| Scientific Research and Development Services (5417  ) |  | National |  |  |  | Construction and Extraction Occupations |  
| Occupation | Occ. code | Estabs. reporting occupation | Est. empl. | Empl %RSE | Mean wage | Mean %RSE | Entry wage | Exp. wage | 25th pct | Median wage | 75th pct |  
| CONSTRUCTION AND EXTRACTION OCCUPATIONS | 47-0000 | * | 2,160 | 8.30 | $ 58,020 | 2.60 | * | * | $ 49,150 | $ 58,380 | $ 68,810 |  | hourly |  |  |   | $ 27.89 |   | * | * | $ 23.63 | $ 28.07 | $ 33.08 |  
| Carpenters | 47-2031 | * | 190 | 11.80 | $ 57,910 | 2.50 | * | * | $ 51,230 | $ 58,240 | $ 65,930 |  | hourly |  |  |   | $ 27.84 |   | * | * | $ 24.63 | $ 28.00 | $ 31.70 |  
| Construction Laborers | 47-2061 | * | 30 | 29.00 | $ 27,240 | 10.20 | * | * | $ 18,400 | $ 23,760 | $ 30,180 |  | hourly |  |  |   | $ 13.10 |   | * | * | $  8.85 | $ 11.42 | $ 14.51 |  
| Construction and Building Inspectors | 47-4011 | * | 130 | 38.00 | $ 50,840 | 8.10 | * | * | $ 25,210 | $ 56,970 | $ 66,210 |  | hourly |  |  |   | $ 24.44 |   | * | * | $ 12.12 | $ 27.39 | $ 31.83 |  
| Electricians | 47-2111 | * | 790 | 7.30 | $ 62,060 | 3.00 | * | * | $ 53,900 | $ 63,110 | $ 72,020 |  | hourly |  |  |   | $ 29.84 |   | * | * | $ 25.91 | $ 30.34 | $ 34.62 |  
| First-Line Supervisors/Managers of Construction Trades and Extraction Workers | 47-1011 | * | 140 | 16.20 | $ 81,830 | 5.50 | * | * | $ 62,400 | $ 77,160 | $102,140 |  | hourly |  |  |   | $ 39.34 |   | * | * | $ 30.00 | $ 37.10 | $ 49.11 |  
| Hazardous Materials Removal Workers | 47-4041 | * | 80 | 7.00 | $ 61,370 | 4.40 | * | * | $ 53,850 | $ 62,480 | $ 72,520 |  | hourly |  |  |   | $ 29.50 |   | * | * | $ 25.89 | $ 30.04 | $ 34.86 |  
| Helpers, Construction Trades, All Other | 47-3019 | * | * | 52.90 | $ 32,640 | 7.70 | * | * | $ 27,310 | $ 32,790 | $ 37,020 |  | hourly |  |  |   | $ 15.69 |   | * | * | $ 13.13 | $ 15.77 | $ 17.80 |  
| Operating Engineers and Other Construction Equipment Operators | 47-2073 | * | 80 | 5.30 | $ 47,830 | 5.80 | * | * | $ 42,670 | $ 50,760 | $ 56,110 |  | hourly |  |  |   | $ 22.99 |   | * | * | $ 20.51 | $ 24.41 | $ 26.97 |  
| Painters, Construction and Maintenance | 47-2141 | * | 130 | 9.70 | $ 54,430 | 4.20 | * | * | $ 45,990 | $ 55,630 | $ 63,940 |  | hourly |  |  |   | $ 26.17 |   | * | * | $ 22.11 | $ 26.75 | $ 30.74 |  
| Plumbers, Pipefitters, and Steamfitters | 47-2152 | * | 330 | 13.20 | $ 56,970 | 3.10 | * | * | $ 49,890 | $ 57,250 | $ 65,690 |  | hourly |  |  |   | $ 27.39 |   | * | * | $ 23.99 | $ 27.52 | $ 31.58 |  
| Sheet Metal Workers | 47-2211 | * | 70 | 22.50 | $ 51,930 | 5.80 | * | * | $ 42,310 | $ 52,780 | $ 60,890 |  | hourly |  |  |   | $ 24.97 |   | * | * | $ 20.34 | $ 25.38 | $ 29.27 |  |