|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Nitrites | $123 | $9,284 | $6,013 | $809 | $18,199 | | $1,316 |
| Nitrates of potassium | $34,370 | $43,743 | $4,340 | $60,474 | $73,335 | $46,143 | $31,899 |
| Nitrates other than of potassium | $4,242 | $2,781 | $20,403 | $30,268 | $159,556 | $15,861 | $90,230 |
| Total | $38,735 | $55,808 | $30,756 | $91,551 | $251,090 | $62,004 | $123,445 |
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