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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Artificial corundum, whether or not chemically defined | $4,948,112 | $4,902,142 | $6,156,388 | $8,968,713 | $3,947,104 | $7,304,115 | $7,070,855 |
| Aluminium oxide (excl. art. corundum) | $126,659,389 | $177,309,771 | $178,178,369 | $299,110,620 | $206,975,176 | $243,270,778 | $288,267,654 |
| Aluminium hydroxide | $4,006,489 | $6,318,621 | $6,731,470 | $9,255,982 | $4,802,052 | $12,556,988 | $15,877,035 |
| Total | $135,613,990 | $188,530,534 | $191,066,227 | $317,335,315 | $215,724,332 | $263,131,881 | $311,215,544 |
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