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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Artificial corundum, whether or not chemically defined | $41,257,360 | $38,558,588 | $48,750,155 | $67,778,261 | $31,168,498 | $56,124,591 | $64,116,133 |
| Aluminium oxide (excl. art. corundum) | $86,486,085 | $90,691,936 | $110,076,065 | $119,352,587 | $112,993,906 | $162,391,839 | $188,998,730 |
| Aluminium hydroxide | $62,006,161 | $71,875,608 | $84,570,265 | $83,977,050 | $69,120,556 | $79,924,937 | $89,697,406 |
| Total | $189,749,606 | $201,126,132 | $243,396,485 | $271,107,898 | $213,282,960 | $298,441,367 | $342,812,269 |
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