|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 |
| Nitrites | $423 | $13 | $393 | $42,085 | $10,728 | $155 |
| Nitrates of potassium | $882 | $8 | $198 | $800 | $10,749 | $23,780 |
| Nitrates other than of potassium | $17,627 | $6,779 | $23,547 | $32,902 | $11,758 | $221,517 |
| Total | $18,932 | $6,800 | $24,138 | $75,787 | $33,235 | $245,452 |
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