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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Sodium | $414 | $1,079 | $575 | $4,828 | $3,321 | $1,137 | $3,237 |
| Alkali/alkaline-earth metals other than sodium & calcium | $57,573 | $108,632 | $35,354 | $34,102 | $1,789 | $37,285 | $45,440 |
| Rare-earth metals, scandium & yttrium, whether or not intermixed/interalloy ... | $516,536 | $493,896 | $764,867 | $846,652 | $698,025 | $1,670,950 | $1,432,652 |
| Mercury | $1,283 | $1,846 | $3,034 | $4,655 | $977 | $2,740 | $1,050 |
| Total | $575,806 | $605,453 | $803,830 | $890,237 | $704,112 | $1,712,112 | $1,482,379 |
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