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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 |
| Nitrites | $127,483 | $235,704 | $284,966 | $262,940 | $207,028 |
| Nitrates of potassium | $61,818 | $14,139 | $14,619 | $32,811 | $361,246 |
| Nitrates other than of potassium | $88,972 | $123,297 | $158,042 | $182,940 | $292,673 |
| Total | $278,273 | $373,140 | $457,627 | $478,691 | $860,947 |
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