Source: United States Geological Survey (USGS) Minerals Resources Program
Note: Check source table for details and footnotes
| Year | Production | Unit of Measure | % Change |
| 2003 | 715 | Metric tons, tungsten content | NA |
| 2004 | 746 | Metric tons, tungsten content | 4.34% |
| 2005 | 816 | Metric tons, tungsten content | 9.38% |
| 2006 | 780 | Metric tons, tungsten content | -4.41% |
| 2007 | 846 | Metric tons, tungsten content | 8.46% |
| 2008 | 900 | Metric tons, tungsten content | 6.38% |
| 2009 | 823 | Metric tons, tungsten content | -8.56% |
| 2010 | 799 | Metric tons, tungsten content | -2.92% |
| 2011 | 819 | Metric tons, tungsten content | 2.50% |
| 2012 | 763 | Metric tons, tungsten content | -6.84% |
| 2013 | 692 | Metric tons, tungsten content | -9.31% |
