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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Nitrites | $8,869 | $17,082 | $26,577 | $18,646 | $19,871 | $24,581 | $26,651 |
| Nitrates of potassium | $3,817,782 | $4,439,770 | $3,745,183 | $5,731,631 | $3,878,726 | $4,692,272 | $3,165,873 |
| Nitrates other than of potassium | $1,161,464 | $2,325,498 | $2,298,623 | $3,039,139 | $1,777,960 | $3,152,958 | $3,904,826 |
| Total | $4,988,115 | $6,782,350 | $6,070,383 | $8,789,416 | $5,676,557 | $7,869,811 | $7,097,350 |
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