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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Nitrites | $3,004,919 | $2,783,549 | $2,974,262 | $2,935,192 | $2,391,450 | $2,540,938 | $2,756,414 |
| Nitrates of potassium | $12,371,806 | $14,050,835 | $15,586,396 | $26,135,294 | $15,769,965 | $20,376,550 | $18,766,157 |
| Nitrates other than of potassium | $15,419,031 | $17,273,826 | $29,232,042 | $33,110,796 | $22,600,101 | $26,786,554 | $28,205,588 |
| Total | $30,795,756 | $34,108,210 | $47,792,700 | $62,181,282 | $40,761,516 | $49,704,042 | $49,728,159 |
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