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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Nitrites | $67,944 | $59,966 | $32,633 | $22,728 | $45,123 | $77,682 | $61,777 |
| Nitrates of potassium | $31,166 | $12,285 | $18,441 | $53,136 | $27,700 | $70,810 | $37,224 |
| Nitrates other than of potassium | $40,318 | $303,650 | $82,460 | $404,427 | $516,980 | $405,924 | $545,707 |
| Total | $139,428 | $375,901 | $133,534 | $480,291 | $589,803 | $554,416 | $644,708 |
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