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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Nitrites | $3,731 | $11,396 | | $12,443 | $5,789 | $68 | $1,030 |
| Nitrates of potassium | $159,150 | $1,482,820 | $1,793,727 | $695,581 | $1,057,747 | $1,591,307 | $206,368 |
| Nitrates other than of potassium | $200,225 | $199,274 | $389,030 | $636,387 | $579,056 | $583,096 | $759,017 |
| Total | $363,106 | $1,693,490 | $2,182,757 | $1,344,411 | $1,642,592 | $2,174,471 | $966,415 |
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