| Occupation | 
Occ. code | 
Est. empl. | 
Mean wage | 
10th pct | 
25th pct | 
Median wage | 
75th pct | 
90th pct | 
 
| Production Occupations | 51-0000 | 160 | 38,735 18.62 | 22,537 10.83 | 28,702 13.80 | 35,794 17.21 | 43,857 21.08 | 59,436 28.57 |  
| First-Line Supervisors of Production and Operating Workers | 51-1011 |  | 
47,771 22.96 | 37,890 18.22 | 42,342 20.36 | 46,741 22.47 | 51,750 24.88 | 61,250 29.45 |  
| Water and Wastewater Treatment Plant and System Operators | 51-8031 | 10 | 35,828 17.22 | 17,969 8.64 | 32,737 15.74 | 36,653 17.62 | 40,569 19.51 | 55,541 26.70 |  
 
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