  | 
| Mean Wage History | 
| Year | This Occupation | Compared to Occupational Group | Difference | 
| Current | $13.30 |   | $17.54 | 
  | -$4.24 | 
| 2015 | $12.88 | +3.3% | $16.98 | 
+3.3% | -$4.10 | 
| 2014 | $12.59 | +2.3% | $16.60 | 
+2.3% | -$4.01 | 
| 2013 | $12.35 | +1.9% | $16.29 | 
+1.9% | -$3.93 | 
| 2012 | $12.14 | +1.7% | $16.01 | 
+1.7% | -$3.87 | 
| 2011 | $11.95 | +1.6% | $15.76 | 
+1.6% | -$3.80 | 
| 2010 | $11.82 | +1.1% | $15.59 | 
+1.1% | -$3.76 | 
| 2009 | $11.61 | +1.8% | $15.32 | 
+1.8% | -$3.70 | 
| 2008 | $11.31 | +2.7% | $14.92 | 
+2.7% | -$3.60 | 
| 2007 | $11.05 | +2.3% | $14.57 | 
+2.3% | -$3.52 | 
| Year | This Occupation | Compared to All Occupations | Difference | 
| Current | $13.30 |   | $19.32 | 
  | -$6.02 | 
| 2015 | $12.88 | +3.3% | $18.78 | 
+2.9% | -$5.90 | 
| 2014 | $12.59 | +2.3% | $18.38 | 
+2.2% | -$5.79 | 
| 2013 | $12.35 | +1.9% | $18.01 | 
+2.1% | -$5.65 | 
| 2012 | $12.14 | +1.7% | $17.70 | 
+1.7% | -$5.55 | 
| 2011 | $11.95 | +1.6% | $17.42 | 
+1.6% | -$5.47 | 
| 2010 | $11.82 | +1.1% | $17.13 | 
+1.7% | -$5.30 | 
| 2009 | $11.61 | +1.8% | $16.90 | 
+1.4% | -$5.28 | 
| 2008 | $11.31 | +2.7% | $16.46 | 
+2.6% | -$5.15 | 
| 2007 | $11.05 | +2.3% | $15.94 | 
+3.3% | -$4.88 | 
  | 
| Reference Date: 1st Quarter 2016 |