|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Nitrites | $5,572 | | $128 | | $3,255 | | $18,000 |
| Nitrates of potassium | $5 | $592 | $355 | $14 | $464 | $14,047 | $3,000 |
| Nitrates other than of potassium | $458 | $654 | $10,969 | $92 | $6,812 | $4,715 | $3,000 |
| Total | $6,035 | $1,246 | $11,452 | $106 | $10,531 | $18,762 | $24,000 |
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