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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Artificial corundum, whether or not chemically defined | $1,949,513 | $1,060,915 | $933,442 | $1,445,230 | $1,656,844 | $1,949,063 | $2,535,763 |
| Aluminium oxide (excl. art. corundum) | $100,613,981 | $124,459,713 | $134,908,626 | $150,952,789 | $99,511,168 | $111,558,645 | $142,612,631 |
| Aluminium hydroxide | $348,208 | $299,257 | $304,312 | $365,111 | $340,784 | $268,525 | $350,115 |
| Total | $102,911,702 | $125,819,885 | $136,146,380 | $152,763,130 | $101,508,796 | $113,776,233 | $145,498,509 |
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