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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Nitrites | $48,535 | $59,883 | $100,592 | $110,952 | $132,297 | $103,262 | $965,158 |
| Nitrates of potassium | $441,876 | $113,897 | $127,144 | $253,098 | $133,192 | $129,667 | $221,944 |
| Nitrates other than of potassium | $812,699 | $852,342 | $1,275,899 | $2,065,934 | $1,892,724 | $1,579,689 | $2,556,538 |
| Total | $1,303,110 | $1,026,122 | $1,503,635 | $2,429,984 | $2,158,213 | $1,812,618 | $3,743,640 |
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