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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Nitrites | $101,420 | $133,215 | $113,671 | $641,246 | $170,756 | $228,417 | $230,889 |
| Nitrates of potassium | $9,134 | $1,038 | $2,875 | $664,258 | $107,921 | $83,053 | $7,694 |
| Nitrates other than of potassium | $1,934,600 | $2,435,561 | $1,384,873 | $8,917,567 | $987,617 | $3,025,083 | $3,031,778 |
| Total | $2,045,154 | $2,569,814 | $1,501,419 | $10,223,071 | $1,266,294 | $3,336,553 | $3,270,361 |
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