|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Nitrites | $11,868 | $7,451 | $10,419 | $271 | $2,352 | $2,764 | $1,454 |
| Nitrates of potassium | | $218 | | $4,919 | $86 | $136 | $3,366 |
| Nitrates other than of potassium | $7,000 | $45,341 | $1,939 | $14,902 | $893 | $2,809 | $91,560 |
| Total | $18,868 | $53,010 | $12,358 | $20,092 | $3,331 | $5,709 | $96,380 |
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