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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Nitrites | $46,516 | $52,652 | $248,571 | $46,350 | $171,357 | $461,670 | $224,070 |
| Nitrates of potassium | $16,858 | $39,522 | $116,133 | $21,779 | $163,201 | $175,564 | $174,067 |
| Nitrates other than of potassium | $4,766,722 | $94,626 | $484,667 | $748,233 | $59,023 | $1,440,156 | $1,871,685 |
| Total | $4,830,096 | $186,800 | $849,371 | $816,362 | $393,581 | $2,077,390 | $2,269,822 |
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