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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Nitrites | $288,600 | $488,100 | $220,400 | $341,500 | $186,000 | $427,700 | $356,300 |
| Nitrates of potassium | $715,200 | $936,100 | $881,500 | $3,474,800 | $1,997,200 | $2,234,800 | $2,458,500 |
| Nitrates other than of potassium | $155,600 | $166,000 | $275,100 | $446,500 | $339,000 | $326,800 | $467,500 |
| Total | $1,159,400 | $1,590,200 | $1,377,000 | $4,262,800 | $2,522,200 | $2,989,300 | $3,282,300 |
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