|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Nitrites | $403,675 | $350,280 | $366,641 | $332,726 | $13,983 | $31,212 | $2,222 |
| Nitrates of potassium | $10,456 | $399 | | | $18,729 | | |
| Nitrates other than of potassium | $8,472 | $13,547 | $5,749 | $33,728 | | | |
| Total | $422,603 | $364,226 | $372,390 | $366,454 | $32,712 | $31,212 | $2,222 |
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