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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 |
| Nitrites | $401,705 | $378,159 | $523,046 | $751,526 | $565,089 | $607,452 |
| Nitrates of potassium | $2,758,455 | $1,423,435 | $2,486,186 | $26,954,725 | $16,063,887 | $26,664,218 |
| Nitrates other than of potassium | $4,378,954 | $3,965,014 | $4,722,518 | $3,919,723 | $6,979,203 | $5,403,403 |
| Total | $7,539,114 | $5,766,608 | $7,731,750 | $31,625,974 | $23,608,179 | $32,675,073 |
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