  | 
| Mean Wage History | 
| Year | This Occupation | Compared to Occupational Group | Difference | 
| Current | $11.72 |   | $12.61 | 
  | -$0.89 | 
| 2015 | $11.41 | +2.7% | $12.27 | 
+2.7% | -$0.86 | 
| 2014 | $11.18 | +2.0% | $12.03 | 
+2.0% | -$0.84 | 
| 2013 | $11.04 | +1.3% | $11.88 | 
+1.3% | -$0.83 | 
| 2012 | $10.88 | +1.5% | $11.70 | 
+1.5% | -$0.82 | 
| 2011 | $10.73 | +1.4% | $11.54 | 
+1.4% | -$0.81 | 
| 2010 | $10.61 | +1.1% | $11.42 | 
+1.1% | -$0.80 | 
| 2009 | $10.41 | +2.0% | $11.20 | 
+2.0% | -$0.79 | 
| 2008 | $10.12 | +2.8% | $10.89 | 
+2.8% | -$0.76 | 
| 2007 | $9.73 | +4.1% | $10.46 | 
+4.1% | -$0.73 | 
| Year | This Occupation | Compared to All Occupations | Difference | 
| Current | $11.72 |   | $20.85 | 
  | -$9.13 | 
| 2015 | $11.41 | +2.7% | $20.27 | 
+2.9% | -$8.85 | 
| 2014 | $11.18 | +2.0% | $19.83 | 
+2.2% | -$8.65 | 
| 2013 | $11.04 | +1.3% | $19.43 | 
+2.1% | -$8.39 | 
| 2012 | $10.88 | +1.5% | $19.10 | 
+1.7% | -$8.22 | 
| 2011 | $10.73 | +1.4% | $18.80 | 
+1.6% | -$8.07 | 
| 2010 | $10.61 | +1.1% | $18.48 | 
+1.7% | -$7.86 | 
| 2009 | $10.41 | +2.0% | $18.23 | 
+1.4% | -$7.82 | 
| 2008 | $10.12 | +2.8% | $17.77 | 
+2.6% | -$7.64 | 
| 2007 | $9.73 | +4.1% | $17.20 | 
+3.3% | -$7.47 | 
  | 
| Reference Date: 1st Quarter 2016 |