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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Chlorine | $6,350 | $80,356 | $1,568 | $29,883 | $144,956 | $228,390 | $157,442 |
| Iodine | | $47,460 | $57,065 | $158,956 | | $1,455 | $293 |
| Fluorine; bromine | | | | $3,415 | | $85 | $17,694 |
| Total | $6,350 | $127,816 | $58,633 | $192,254 | $144,956 | $229,930 | $175,429 |
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