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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Anhydrous ammonia | $31,570 | $36,121 | $42,346 | $66,055 | $32,462 | $36,447 | $263,297 |
| Ammonia in aqueous solution | $32,859 | $31,153 | $35,239 | $60,677 | $20,949 | $469 | $1,896 |
| Total | $64,429 | $67,274 | $77,585 | $126,732 | $53,411 | $36,916 | $265,193 |
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