Source: United States Geological Survey (USGS) Minerals Resources Program
Note: Check source table for details and footnotes
Year | Production | Unit of Measure | % Change |
2002 | 10 | Kilograms | NA |
2003 | 2 | Kilograms | -80.00 % |
2005 | 10 | Kilograms | 400.00 % |
2006 | 15 | Kilograms | 50.00 % |
2007 | 17 | Kilograms | 13.33 % |
2008 | 40 | Kilograms | 135.29 % |
2009 | 30 | Kilograms | -25.00 % |
2010 | 3 | Kilograms | -90.00 % |
2011 | 3 | Kilograms | 0.00 % |
2012 | 3 | Kilograms | 0.00 % |