Source: United States Geological Survey (USGS) Minerals Resources Program
Note: Check source table for details and footnotes
| Year | Production | Unit of Measure | % Change |
| 2002 | 69926 | Metric tons, zinc content of concentrate and direct shipping ore, unless otherwise specified | NA |
| 2003 | 15100 | Metric tons, zinc content of concentrate and direct shipping ore, unless otherwise specified | -78.41 % |
| 2009 | 6500 | Metric tons, zinc content of concentrate and direct shipping ore, unless otherwise specified | -56.95 % |
