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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Nitrites | $217,895 | $173,256 | $197,861 | $217,710 | $31,633 | $27,787 | $56,855 |
| Nitrates of potassium | $87,408 | $1,570,941 | $703,893 | $223,969 | $154,457 | $41,495 | $9,132 |
| Nitrates other than of potassium | $2,099,910 | $1,218,646 | $720,334 | $1,582,690 | $2,516,778 | $3,056,580 | $2,062,133 |
| Total | $2,405,213 | $2,962,843 | $1,622,088 | $2,024,369 | $2,702,868 | $3,125,862 | $2,128,120 |
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