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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Nitrites | $11,085 | $10,742 | $7,002 | $7,002 | $5,363 | $5,888 | $6,061 |
| Nitrates of potassium | $325,930 | $208,976 | $220,885 | $840,005 | $12,282 | $114,064 | $1,322,555 |
| Nitrates other than of potassium | $294,832 | $189,901 | $342,006 | $225,965 | $80,126 | $475,359 | $276,053 |
| Total | $631,847 | $409,619 | $569,893 | $1,072,972 | $97,771 | $595,311 | $1,604,669 |
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