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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Nitrites | $118,579 | $251,884 | $193,029 | $215,969 | $136,501 | $428,674 | $1,063,501 |
| Nitrates of potassium | $4,589,235 | $5,216,895 | $5,573,024 | $14,259,657 | $5,981,297 | $8,055,801 | $8,796,404 |
| Nitrates other than of potassium | $851,310 | $784,311 | $1,454,526 | $3,494,286 | $2,792,896 | $2,157,570 | $2,320,766 |
| Total | $5,559,124 | $6,253,090 | $7,220,579 | $17,969,912 | $8,910,694 | $10,642,045 | $12,180,671 |
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