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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Chromium trioxide | $1,017 | $43 | $2,526 | $12,104 | | | $558 |
| Chromium oxides (excl. chromium trioxide) & hydroxides | $1,117 | $6,981 | $14,906 | $14,757 | $14,820 | $29,687 | $17,521 |
| Total | $2,134 | $7,024 | $17,432 | $26,861 | $14,820 | $29,687 | $18,079 |
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