  | 
| Mean Wage History | 
| Year | This Occupation | Compared to Occupational Group | Difference | 
| Current | $39.04 |   | $35.63 | 
  | $3.41 | 
| 2015 | $37.69 | +3.6% | $34.40 | 
+3.6% | $3.29 | 
| 2014 | $36.80 | +2.4% | $33.58 | 
+2.4% | $3.21 | 
| 2013 | $35.91 | +2.5% | $32.77 | 
+2.5% | $3.14 | 
| 2012 | $35.32 | +1.7% | $32.24 | 
+1.7% | $3.09 | 
| 2011 | $34.77 | +1.6% | $31.73 | 
+1.6% | $3.04 | 
| 2010 | $34.03 | +2.2% | $31.06 | 
+2.2% | $2.97 | 
| 2009 | $33.79 | +.7% | $30.84 | 
+.7% | $2.95 | 
| 2008 | $32.74 | +3.2% | $29.88 | 
+3.2% | $2.86 | 
| 2007 | $31.67 | +3.4% | $28.90 | 
+3.4% | $2.77 | 
| Year | This Occupation | Compared to All Occupations | Difference | 
| Current | $39.04 |   | $20.53 | 
  | $18.51 | 
| 2015 | $37.69 | +3.6% | $19.96 | 
+2.9% | $17.73 | 
| 2014 | $36.80 | +2.4% | $19.53 | 
+2.2% | $17.27 | 
| 2013 | $35.91 | +2.5% | $19.14 | 
+2.1% | $16.77 | 
| 2012 | $35.32 | +1.7% | $18.81 | 
+1.7% | $16.52 | 
| 2011 | $34.77 | +1.6% | $18.51 | 
+1.6% | $16.26 | 
| 2010 | $34.03 | +2.2% | $18.20 | 
+1.7% | $15.83 | 
| 2009 | $33.79 | +.7% | $17.95 | 
+1.4% | $15.83 | 
| 2008 | $32.74 | +3.2% | $17.49 | 
+2.6% | $15.25 | 
| 2007 | $31.67 | +3.4% | $16.94 | 
+3.3% | $14.73 | 
  | 
| Reference Date: 1st Quarter 2016 |