  | 
| Mean Wage History | 
| Year | This Occupation | Compared to Occupational Group | Difference | 
| Current | $47.29 |   | $38.35 | 
  | $8.94 | 
| 2015 | $46.09 | +2.6% | $37.38 | 
+2.6% | $8.71 | 
| 2014 | $45.23 | +1.9% | $36.68 | 
+1.9% | $8.55 | 
| 2013 | $44.36 | +1.9% | $35.98 | 
+1.9% | $8.39 | 
| 2012 | $43.50 | +2.0% | $35.28 | 
+2.0% | $8.22 | 
| 2011 | $42.82 | +1.6% | $34.73 | 
+1.6% | $8.10 | 
| 2010 | $42.07 | +1.8% | $34.12 | 
+1.8% | $7.95 | 
| 2009 | $41.62 | +1.1% | $33.75 | 
+1.1% | $7.87 | 
| 2008 | $40.38 | +3.1% | $32.75 | 
+3.1% | $7.63 | 
| 2007 | $39.03 | +3.5% | $31.65 | 
+3.5% | $7.38 | 
| Year | This Occupation | Compared to All Occupations | Difference | 
| Current | $47.29 |   | $20.85 | 
  | $26.44 | 
| 2015 | $46.09 | +2.6% | $20.27 | 
+2.9% | $25.82 | 
| 2014 | $45.23 | +1.9% | $19.83 | 
+2.2% | $25.39 | 
| 2013 | $44.36 | +1.9% | $19.43 | 
+2.1% | $24.93 | 
| 2012 | $43.50 | +2.0% | $19.10 | 
+1.7% | $24.40 | 
| 2011 | $42.82 | +1.6% | $18.80 | 
+1.6% | $24.02 | 
| 2010 | $42.07 | +1.8% | $18.48 | 
+1.7% | $23.59 | 
| 2009 | $41.62 | +1.1% | $18.23 | 
+1.4% | $23.39 | 
| 2008 | $40.38 | +3.1% | $17.77 | 
+2.6% | $22.62 | 
| 2007 | $39.03 | +3.5% | $17.20 | 
+3.3% | $21.83 | 
  | 
| Reference Date: 1st Quarter 2016 |