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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 |
| Hydrogen | | | | | $624 | $11,992 |
| Argon | $210,746 | $520 | $175,098 | $22,705 | $638,026 | $396,685 |
| Rare gases other than argon | $26,700 | | $12,016 | $35,046 | $936 | $6,333 |
| Nitrogen | $1,547 | $2,341 | $13,979 | $307,568 | $2,880,962 | $882,988 |
| Oxygen | | | $28,221 | | $33,207 | $103,797 |
| Silicon, cont. by wt. not <99.99% of silicon | | | | | | $312 |
| Silicon, cont. by wt. <99.99% of silicon | | | | $11,787,985 | | $9,592 |
| Total | $238,993 | $2,861 | $229,314 | $12,153,304 | $3,553,755 | $1,411,699 |
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