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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Nitrites | $7,949 | $2,374 | $7,851 | $18,648 | $28,649 | $8,546 | $19,616 |
| Nitrates of potassium | $89,663 | $179,380 | $182,527 | $403,540 | $248,777 | $260,850 | $712,390 |
| Nitrates other than of potassium | $38,239 | $122,043 | $158,346 | $220,058 | $79,831 | $49,902 | $624,788 |
| Total | $135,851 | $303,797 | $348,724 | $642,246 | $357,257 | $319,298 | $1,356,794 |
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