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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Nitrites | $118,322 | $72,910 | $118,069 | $158,495 | $152,487 | $187,055 | $133,373 |
| Nitrates of potassium | $901,152 | $1,021,950 | $1,210,072 | $2,132,007 | $1,546,428 | $3,946,143 | $3,174,112 |
| Nitrates other than of potassium | $1,396,618 | $1,325,712 | $1,209,089 | $1,919,856 | $978,640 | $1,805,623 | $2,322,441 |
| Total | $2,416,092 | $2,420,572 | $2,537,230 | $4,210,358 | $2,677,555 | $5,938,821 | $5,629,926 |
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