Source: United States Geological Survey (USGS) Minerals Resources Program
Note: Check source table for details and footnotes
| Year | Production | Unit of Measure | % Change |
| 2002 | 234300 | Metric tons, zinc content of concentrate and direct shipping ore, unless otherwise specified | NA |
| 2003 | 306400 | Metric tons, zinc content of concentrate and direct shipping ore, unless otherwise specified | 30.77% |
| 2004 | 347100 | Metric tons, zinc content of concentrate and direct shipping ore, unless otherwise specified | 13.28% |
| 2005 | 477100 | Metric tons, zinc content of concentrate and direct shipping ore, unless otherwise specified | 37.45% |
| 2006 | 501700 | Metric tons, zinc content of concentrate and direct shipping ore, unless otherwise specified | 5.16% |
| 2007 | 538900 | Metric tons, zinc content of concentrate and direct shipping ore, unless otherwise specified | 7.41% |
| 2008 | 613600 | Metric tons, zinc content of concentrate and direct shipping ore, unless otherwise specified | 13.86% |
| 2009 | 695000 | Metric tons, zinc content of concentrate and direct shipping ore, unless otherwise specified | 13.27% |
| 2010 | 740000 | Metric tons, zinc content of concentrate and direct shipping ore, unless otherwise specified | 6.47% |
| 2011 | 796000 | Metric tons, zinc content of concentrate and direct shipping ore, unless otherwise specified | 7.57% |
| 2012 | 758000 | Metric tons, zinc content of concentrate and direct shipping ore, unless otherwise specified | -4.77% |
