Source: United States Geological Survey (USGS) Minerals Resources Program
Note: Check source table for details and footnotes
Year | Production | Unit of Measure | % Change |
2002 | 210 | Kilograms | NA |
2003 | 203 | Kilograms | -3.33% |
2004 | 195 | Kilograms | -3.94% |
2005 | 200 | Kilograms | 2.56% |
2006 | 200 | Kilograms | 0.00% |
2007 | 252 | Kilograms | 26.00% |
2008 | 1000 | Kilograms | 296.83% |
2009 | 2000 | Kilograms | 100.00% |
2010 | 2000 | Kilograms | 0.00% |
2011 | 2000 | Kilograms | 0.00% |
2012 | 2000 | Kilograms | 0.00% |