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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Nitrites | $1,247,580 | $765,663 | $1,025,025 | $2,216,533 | $2,551,603 | $3,279,837 | $3,765,885 |
| Nitrates of potassium | $213,910 | $353,092 | $228,721 | $683,982 | $2,601,749 | $2,011,959 | $2,398,843 |
| Nitrates other than of potassium | $2,247,258 | $794,085 | $600,303 | $915,613 | $1,803,470 | $1,944,911 | $1,998,822 |
| Total | $3,708,748 | $1,912,840 | $1,854,049 | $3,816,128 | $6,956,822 | $7,236,707 | $8,163,550 |
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