Source: United States Geological Survey (USGS) Minerals Resources Program
Note: Check source table for details and footnotes
| Year | Production | Unit of Measure | % Change |
| 2003 | 33374 | Metric tons of contained molybdenum | NA |
| 2004 | 41883 | Metric tons of contained molybdenum | 25.50% |
| 2005 | 48041 | Metric tons of contained molybdenum | 14.70% |
| 2006 | 43278 | Metric tons of contained molybdenum | -9.91% |
| 2007 | 44912 | Metric tons of contained molybdenum | 3.78% |
| 2008 | 33687 | Metric tons of contained molybdenum | -24.99% |
| 2009 | 34925 | Metric tons of contained molybdenum | 3.68% |
| 2010 | 37186 | Metric tons of contained molybdenum | 6.47% |
| 2011 | 40889 | Metric tons of contained molybdenum | 9.96% |
| 2012 | 35090 | Metric tons of contained molybdenum | -14.18% |
| 2013 | 38715 | Metric tons of contained molybdenum | 10.33% |
