|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 |
| Nitrites | $3,727 | $6 | $598 | $12,236 | $103 | $973 |
| Nitrates of potassium | $33,745 | $6,913 | $8,171 | | $112,954 | $333,828 |
| Nitrates other than of potassium | $39,129 | $27,020 | $57,509 | $146,918 | $343,881 | $894,051 |
| Total | $76,601 | $33,939 | $66,278 | $159,154 | $456,938 | $1,228,852 |
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