  | 
| Mean Wage History | 
| Year | This Occupation | Compared to Occupational Group | Difference | 
| Current | $15.04 |   | $16.60 | 
  | -$1.56 | 
| 2015 | $14.56 | +3.3% | $16.07 | 
+3.3% | -$1.51 | 
| 2014 | $14.23 | +2.3% | $15.71 | 
+2.3% | -$1.47 | 
| 2013 | $13.96 | +1.9% | $15.41 | 
+1.9% | -$1.44 | 
| 2012 | $13.73 | +1.7% | $15.16 | 
+1.7% | -$1.42 | 
| 2011 | $13.51 | +1.6% | $14.91 | 
+1.6% | -$1.40 | 
| 2010 | $13.36 | +1.1% | $14.75 | 
+1.1% | -$1.38 | 
| 2009 | $13.13 | +1.8% | $14.49 | 
+1.8% | -$1.36 | 
| 2008 | $12.79 | +2.7% | $14.12 | 
+2.7% | -$1.32 | 
| 2007 | $12.50 | +2.3% | $13.79 | 
+2.3% | -$1.29 | 
| Year | This Occupation | Compared to All Occupations | Difference | 
| Current | $15.04 |   | $18.24 | 
  | -$3.20 | 
| 2015 | $14.56 | +3.3% | $17.73 | 
+2.9% | -$3.16 | 
| 2014 | $14.23 | +2.3% | $17.35 | 
+2.2% | -$3.11 | 
| 2013 | $13.96 | +1.9% | $17.00 | 
+2.1% | -$3.03 | 
| 2012 | $13.73 | +1.7% | $16.71 | 
+1.7% | -$2.97 | 
| 2011 | $13.51 | +1.6% | $16.45 | 
+1.6% | -$2.93 | 
| 2010 | $13.36 | +1.1% | $16.17 | 
+1.7% | -$2.80 | 
| 2009 | $13.13 | +1.8% | $15.95 | 
+1.4% | -$2.81 | 
| 2008 | $12.79 | +2.7% | $15.54 | 
+2.6% | -$2.75 | 
| 2007 | $12.50 | +2.3% | $15.05 | 
+3.3% | -$2.55 | 
  | 
| Reference Date: 1st Quarter 2016 |