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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Nitrites | $364,725 | $257,289 | $428,339 | $432,464 | $623,266 | $700,265 | $856,452 |
| Nitrates of potassium | $5,903,278 | $7,997,627 | $8,485,041 | $31,092,356 | $6,648,824 | $13,422,713 | $12,453,370 |
| Nitrates other than of potassium | $33,004,981 | $19,761,487 | $8,630,991 | $11,308,978 | $10,509,895 | $9,113,100 | $9,679,091 |
| Total | $39,272,984 | $28,016,403 | $17,544,371 | $42,833,798 | $17,781,985 | $23,236,078 | $22,988,913 |
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