| Operate or tend machines to wash or clean products, such as barrels or kegs, glass items, tin plate, food, pulp, coal, plastic, or rubber, to remove impurities. | 
  | 
| Mean Wage History | 
| Year | This Occupation | Compared to Occupational Group | Difference | 
| Current | $16.26 |   | $17.54 | 
  | -$1.28 | 
| 2015 | $15.74 | +3.3% | $16.98 | 
+3.3% | -$1.23 | 
| 2014 | $15.39 | +2.3% | $16.60 | 
+2.3% | -$1.21 | 
| 2013 | $15.10 | +1.9% | $16.29 | 
+1.9% | -$1.18 | 
| 2012 | $14.85 | +1.7% | $16.01 | 
+1.7% | -$1.16 | 
| 2011 | $14.61 | +1.6% | $15.76 | 
+1.6% | -$1.14 | 
| 2010 | $14.45 | +1.1% | $15.59 | 
+1.1% | -$1.13 | 
| 2009 | $14.20 | +1.8% | $15.32 | 
+1.8% | -$1.11 | 
| 2008 | $13.83 | +2.7% | $14.92 | 
+2.7% | -$1.08 | 
| 2007 | $13.51 | +2.3% | $14.57 | 
+2.3% | -$1.06 | 
| Year | This Occupation | Compared to All Occupations | Difference | 
| Current | $16.26 |   | $19.32 | 
  | -$3.06 | 
| 2015 | $15.74 | +3.3% | $18.78 | 
+2.9% | -$3.03 | 
| 2014 | $15.39 | +2.3% | $18.38 | 
+2.2% | -$2.99 | 
| 2013 | $15.10 | +1.9% | $18.01 | 
+2.1% | -$2.91 | 
| 2012 | $14.85 | +1.7% | $17.70 | 
+1.7% | -$2.85 | 
| 2011 | $14.61 | +1.6% | $17.42 | 
+1.6% | -$2.81 | 
| 2010 | $14.45 | +1.1% | $17.13 | 
+1.7% | -$2.67 | 
| 2009 | $14.20 | +1.8% | $16.90 | 
+1.4% | -$2.69 | 
| 2008 | $13.83 | +2.7% | $16.46 | 
+2.6% | -$2.63 | 
| 2007 | $13.51 | +2.3% | $15.94 | 
+3.3% | -$2.42 | 
  | 
| Reference Date: 1st Quarter 2016 |