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| Commodity | 2005 | 2006 | 2008 | 2009 | 2010 | 2011 |
| Artificial corundum, whether or not chemically defined | $11,306,114 | $12,334,689 | $12,753,180 | $4,412,750 | $32,437,038 | $14,333,195 |
| Aluminium oxide (excl. art. corundum) | $165,297,330 | $177,926,454 | $150,964,399 | $49,351,113 | $190,866,293 | $45,988,890 |
| Aluminium hydroxide | $666,796 | $919,127 | | | | |
| Total | $177,270,240 | $191,180,270 | $163,717,579 | $53,763,863 | $223,303,331 | $60,322,085 |
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