|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Nitrites | $182,000 | $161,000 | $125,000 | $395,000 | $213,000 | $106,000 | $112,000 |
| Nitrates of potassium | $722,000 | $1,203,000 | $1,180,000 | $3,752,000 | $924,000 | $855,000 | $3,082,000 |
| Nitrates other than of potassium | $724,000 | $481,000 | $348,000 | $156,000 | $112,000 | $715,000 | $724,000 |
| Total | $1,628,000 | $1,845,000 | $1,653,000 | $4,303,000 | $1,249,000 | $1,676,000 | $3,918,000 |
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