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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 |
| Nitrites | $509,398 | $60,611 | $1,701,384 | | | $4,633,872 |
| Nitrates of potassium | $4,982,066 | $8,237,764 | $5,324,756 | $3,733,605 | $1,578,001 | $6,612,008 |
| Nitrates other than of potassium | $8,461,049 | $2,982,316 | $2,077,467 | | | $3,194,937 |
| Total | $13,952,513 | $11,280,691 | $9,103,607 | $3,733,605 | $1,578,001 | $14,440,817 |
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