|  | 
| Mean Wage History | 
| Year | This Occupation
 | Compared to Occupational Group
 | Difference | 
| Current | $22.22 |  | $22.53 |  | -$0.31 | 
| 2015 | $21.67 | +2.5% | $21.97 | +2.5% | -$0.30 | 
| 2014 | $21.22 | +2.1% | $21.52 | +2.1% | -$0.29 | 
| 2013 | $20.78 | +2.1% | $21.07 | +2.1% | -$0.28 | 
| 2012 | $20.48 | +1.5% | $20.76 | +1.5% | -$0.28 | 
| 2011 | $20.03 | +2.2% | $20.31 | +2.2% | -$0.27 | 
| 2010 | $19.80 | +1.2% | $20.07 | +1.2% | -$0.27 | 
| 2009 | $19.46 | +1.7% | $19.73 | +1.7% | -$0.27 | 
| 2008 | $18.89 | +3.0% | $19.15 | +3.0% | -$0.26 | 
| 2007 | $18.34 | +3.0% | $18.59 | +3.0% | -$0.25 | 
| Year | This Occupation
 | Compared to All Occupations
 | Difference | 
| Current | $22.22 |  | $21.85 |  | $0.37 | 
| 2015 | $21.67 | +2.5% | $21.24 | +2.9% | $0.43 | 
| 2014 | $21.22 | +2.1% | $20.78 | +2.2% | $0.44 | 
| 2013 | $20.78 | +2.1% | $20.37 | +2.1% | $0.41 | 
| 2012 | $20.48 | +1.5% | $20.02 | +1.7% | $0.46 | 
| 2011 | $20.03 | +2.2% | $19.70 | +1.6% | $0.33 | 
| 2010 | $19.80 | +1.2% | $19.37 | +1.7% | $0.43 | 
| 2009 | $19.46 | +1.7% | $19.11 | +1.4% | $0.35 | 
| 2008 | $18.89 | +3.0% | $18.62 | +2.6% | $0.27 | 
| 2007 | $18.34 | +3.0% | $18.02 | +3.3% | $0.31 | 
|  | 
|
| Reference Date: 1st Quarter 2016 |