|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Nitrites | | $34 | | $7 | $50 | | $16 |
| Nitrates of potassium | $10,322 | $11,184 | $36,912 | $9,527 | $15,209 | $7,372 | |
| Nitrates other than of potassium | | | $383 | | $5,667 | $1,280 | $396 |
| Total | $10,322 | $11,218 | $37,295 | $9,534 | $20,926 | $8,652 | $412 |
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