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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Nitrites | $1,465,148 | $1,453,686 | $1,351,684 | $1,500,531 | $1,208,525 | $1,350,233 | $1,388,182 |
| Nitrates of potassium | $25,184,508 | $27,644,972 | $30,663,683 | $61,972,599 | $38,732,290 | $45,180,773 | $47,782,090 |
| Nitrates other than of potassium | $5,517,828 | $7,650,960 | $7,163,688 | $7,243,115 | $7,202,324 | $7,558,355 | $10,430,360 |
| Total | $32,167,484 | $36,749,618 | $39,179,055 | $70,716,245 | $47,143,139 | $54,089,361 | $59,600,632 |
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