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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Nitrites | $549,363 | $609,237 | $651,429 | $1,192,355 | $997,006 | $1,724,578 | $1,613,745 |
| Nitrates of potassium | $13,429,505 | $11,736,112 | $11,235,701 | $33,795,378 | $11,925,984 | $14,568,346 | $23,496,329 |
| Nitrates other than of potassium | $4,731,951 | $2,456,235 | $2,937,688 | $6,431,793 | $3,729,119 | $9,767,379 | $11,707,360 |
| Total | $18,710,819 | $14,801,584 | $14,824,818 | $41,419,526 | $16,652,109 | $26,060,303 | $36,817,434 |
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