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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Nitrites | $523 | $1,635 | $3,464 | $1,023 | $2,087 | $3,261 | $1,833 |
| Nitrates of potassium | $59,258 | $80,633 | $64,575 | $309,378 | $155,331 | $249,205 | $428,477 |
| Nitrates other than of potassium | $54,485 | $141,223 | $119,487 | $274,778 | $14,948 | $94,192 | $241,779 |
| Total | $114,266 | $223,491 | $187,526 | $585,179 | $172,366 | $346,658 | $672,089 |
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