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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Nitrites | $20,982 | $68,893 | $197,572 | $184,120 | $292,560 | $677,051 | $730,118 |
| Nitrates of potassium | $19,087 | $19,760 | $9,574 | $91,809 | $221,744 | $320,568 | $276,025 |
| Nitrates other than of potassium | $1,098,302 | $1,065,236 | $2,008,435 | $2,884,979 | $3,234,684 | $1,907,868 | $3,428,045 |
| Total | $1,138,371 | $1,153,889 | $2,215,581 | $3,160,908 | $3,748,988 | $2,905,487 | $4,434,188 |
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