  | 
| Mean Wage History | 
| Year | This Occupation | Compared to Occupational Group | Difference | 
| Current | $27.64 |   | $13.60 | 
  | $14.04 | 
| 2015 | $27.27 | +1.3% | $13.42 | 
+1.3% | $13.85 | 
| 2014 | $26.50 | +2.9% | $13.04 | 
+2.9% | $13.46 | 
| 2013 | $25.86 | +2.5% | $12.72 | 
+2.5% | $13.13 | 
| 2012 | $25.33 | +2.1% | $12.46 | 
+2.1% | $12.87 | 
| 2011 | $24.83 | +2.0% | $12.22 | 
+2.0% | $12.61 | 
| 2010 | $24.26 | +2.4% | $11.94 | 
+2.4% | $12.32 | 
| 2009 | $24.15 | +.5% | $11.88 | 
+.5% | $12.26 | 
| 2008 | $24.10 | +.2% | $11.86 | 
+.2% | $12.24 | 
| 2007 | $23.44 | +2.8% | $11.53 | 
+2.8% | $11.90 | 
| Year | This Occupation | Compared to All Occupations | Difference | 
| Current | $27.64 |   | $20.85 | 
  | $6.79 | 
| 2015 | $27.27 | +1.3% | $20.27 | 
+2.9% | $7.01 | 
| 2014 | $26.50 | +2.9% | $19.83 | 
+2.2% | $6.66 | 
| 2013 | $25.86 | +2.5% | $19.43 | 
+2.1% | $6.42 | 
| 2012 | $25.33 | +2.1% | $19.10 | 
+1.7% | $6.23 | 
| 2011 | $24.83 | +2.0% | $18.80 | 
+1.6% | $6.03 | 
| 2010 | $24.26 | +2.4% | $18.48 | 
+1.7% | $5.78 | 
| 2009 | $24.15 | +.5% | $18.23 | 
+1.4% | $5.91 | 
| 2008 | $24.10 | +.2% | $17.77 | 
+2.6% | $6.33 | 
| 2007 | $23.44 | +2.8% | $17.20 | 
+3.3% | $6.24 | 
  | 
| Reference Date: 1st Quarter 2016 |