|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Nitrites | $19,716 | | $4,085 | $231 | $562 | | $905 |
| Nitrates of potassium | $6,178 | $1,145 | $3,889 | $676 | $2,229 | $2,286 | $3,469 |
| Nitrates other than of potassium | $3,484 | $767 | $2,223 | $8,173 | $1,630 | | $1,828 |
| Total | $29,378 | $1,912 | $10,197 | $9,080 | $4,421 | $2,286 | $6,202 |
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