| 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 | $17.12 |   | $19.17 | 
  | -$2.05 | 
| 2015 | $16.58 | +3.3% | $18.56 | 
+3.3% | -$1.98 | 
| 2014 | $16.20 | +2.3% | $18.14 | 
+2.3% | -$1.94 | 
| 2013 | $15.90 | +1.9% | $17.80 | 
+1.9% | -$1.90 | 
| 2012 | $15.63 | +1.7% | $17.50 | 
+1.7% | -$1.87 | 
| 2011 | $15.38 | +1.6% | $17.22 | 
+1.6% | -$1.84 | 
| 2010 | $15.21 | +1.1% | $17.03 | 
+1.1% | -$1.82 | 
| 2009 | $14.95 | +1.8% | $16.74 | 
+1.8% | -$1.79 | 
| 2008 | $14.56 | +2.7% | $16.30 | 
+2.7% | -$1.74 | 
| 2007 | $14.22 | +2.3% | $15.93 | 
+2.3% | -$1.70 | 
| Year | This Occupation | Compared to All Occupations | Difference | 
| Current | $17.12 |   | $23.35 | 
  | -$6.23 | 
| 2015 | $16.58 | +3.3% | $22.70 | 
+2.9% | -$6.11 | 
| 2014 | $16.20 | +2.3% | $22.21 | 
+2.2% | -$6.01 | 
| 2013 | $15.90 | +1.9% | $21.76 | 
+2.1% | -$5.86 | 
| 2012 | $15.63 | +1.7% | $21.39 | 
+1.7% | -$5.75 | 
| 2011 | $15.38 | +1.6% | $21.05 | 
+1.6% | -$5.67 | 
| 2010 | $15.21 | +1.1% | $20.70 | 
+1.7% | -$5.48 | 
| 2009 | $14.95 | +1.8% | $20.42 | 
+1.4% | -$5.47 | 
| 2008 | $14.56 | +2.7% | $19.90 | 
+2.6% | -$5.33 | 
| 2007 | $14.22 | +2.3% | $19.26 | 
+3.3% | -$5.03 | 
  | 
| Reference Date: 1st Quarter 2016 |