Source: United States Geological Survey (USGS) Minerals Resources Program
Note: Check source table for details and footnotes
| Year | Production | Unit of Measure | % Change |
| 2003 | 18782 | Metric tons, lead content | NA |
| 2004 | 14338 | Metric tons, lead content | -23.66% |
| 2005 | 14320 | Metric tons, lead content | -0.13% |
| 2006 | 11830 | Metric tons, lead content | -17.39% |
| 2007 | 10543 | Metric tons, lead content | -10.88% |
| 2008 | 14062 | Metric tons, lead content | 33.38% |
| 2009 | 10129 | Metric tons, lead content | -27.97% |
| 2010 | 10140 | Metric tons, lead content | 0.11% |
| 2011 | 8000 | Metric tons, lead content | -21.10% |
| 2012 | 8000 | Metric tons, lead content | 0.00% |
