  | 
| Mean Wage History | 
| Year | This Occupation | Compared to Occupational Group | Difference | 
| Current | $17.67 |   | $24.44 | 
  | -$6.77 | 
| 2015 | $17.23 | +2.5% | $23.83 | 
+2.5% | -$6.60 | 
| 2014 | $16.88 | +2.1% | $23.34 | 
+2.1% | -$6.46 | 
| 2013 | $16.52 | +2.1% | $22.85 | 
+2.1% | -$6.33 | 
| 2012 | $16.28 | +1.5% | $22.52 | 
+1.5% | -$6.23 | 
| 2011 | $15.93 | +2.2% | $22.03 | 
+2.2% | -$6.10 | 
| 2010 | $15.74 | +1.2% | $21.78 | 
+1.2% | -$6.03 | 
| 2009 | $15.48 | +1.7% | $21.40 | 
+1.7% | -$5.92 | 
| 2008 | $15.02 | +3.0% | $20.78 | 
+3.0% | -$5.75 | 
| 2007 | $14.58 | +3.0% | $20.17 | 
+3.0% | -$5.58 | 
| Year | This Occupation | Compared to All Occupations | Difference | 
| Current | $17.67 |   | $20.85 | 
  | -$3.18 | 
| 2015 | $17.23 | +2.5% | $20.27 | 
+2.9% | -$3.03 | 
| 2014 | $16.88 | +2.1% | $19.83 | 
+2.2% | -$2.95 | 
| 2013 | $16.52 | +2.1% | $19.43 | 
+2.1% | -$2.91 | 
| 2012 | $16.28 | +1.5% | $19.10 | 
+1.7% | -$2.81 | 
| 2011 | $15.93 | +2.2% | $18.80 | 
+1.6% | -$2.87 | 
| 2010 | $15.74 | +1.2% | $18.48 | 
+1.7% | -$2.73 | 
| 2009 | $15.48 | +1.7% | $18.23 | 
+1.4% | -$2.75 | 
| 2008 | $15.02 | +3.0% | $17.77 | 
+2.6% | -$2.74 | 
| 2007 | $14.58 | +3.0% | $17.20 | 
+3.3% | -$2.61 | 
  | 
| Reference Date: 1st Quarter 2016 |