Source: United States Geological Survey (USGS) Minerals Resources Program
Note: Check source table for details and footnotes
Year | Production | Unit of Measure | % Change |
2003 | 231.600006103516 | Thousand metric tons of contained nitrogen | NA |
2004 | 274 | Thousand metric tons of contained nitrogen | 18.31% |
2005 | 275 | Thousand metric tons of contained nitrogen | 0.36% |
2006 | 275 | Thousand metric tons of contained nitrogen | 0.00% |
2007 | 300 | Thousand metric tons of contained nitrogen | 9.09% |
2008 | 300 | Thousand metric tons of contained nitrogen | 0.00% |
2009 | 300 | Thousand metric tons of contained nitrogen | 0.00% |
2010 | 300 | Thousand metric tons of contained nitrogen | 0.00% |
2011 | 300 | Thousand metric tons of contained nitrogen | 0.00% |
2012 | 300 | Thousand metric tons of contained nitrogen | 0.00% |