IndustryWeek Best Plants winners and finalists are consistent in driving down quality issues before they leave the manufacturing plant. Over the past five years of winners and finalists, the average three-year change in the customer reject rate is a 27.3% reduction.
| Three-year reduction in customer reject rate (%): | ||||
| Year | Median | Average | Minimum | Maximum |
| 2008 | 47.0 | 34.1 | 62% increase | 95.6 |
| 2009 | 43.9 | 30.1 | 233% increase | 97.0 |
| 2010 | 24.0 | 21.4 | 156% increase | 100.0 |
| 2011 | 33.0 | 34.0 | 2% increase | 100.0 |
| 2012 | 15.3 | 12.2 | 100% increase | 64.3 |
| 2008-2012 | 34.2 | 27.3 | 233% increase | 100.0 |
Source: 2012 IW Best Plants Statistical Profile
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