Source: United States Geological Survey (USGS) Minerals Resources Program
Note: Check source table for details and footnotes
| Year | Production | Unit of Measure | % Change |
| 2002 | 100 | Kilograms | NA |
| 2003 | 100 | Kilograms | 0.00% |
| 2004 | 10 | Kilograms | -90.00% |
| 2005 | 10 | Kilograms | 0.00% |
| 2006 | 10 | Kilograms | 0.00% |
| 2011 | 1700 | Kilograms | 16,900.00% |
| 2012 | 1800 | Kilograms | 5.88% |
