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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 |
| Hydrogen | $2,243 | $162 | $1,703 | $1,358 | $2,490 | $1,207 |
| Argon | $45,491 | $31,996 | $36,793 | $32,419 | $69,833 | $35,841 |
| Rare gases other than argon | $268,868 | $190,915 | $120,775 | $141,839 | $74,720 | $269,883 |
| Nitrogen | $27,480 | $51,439 | $50,335 | $69,658 | $154,081 | $190,299 |
| Oxygen | $386,502 | $410,948 | $516,749 | $639,952 | $1,008,095 | $1,408,265 |
| Silicon, cont. by wt. not <99.99% of silicon | | | | | $106 | |
| Silicon, cont. by wt. <99.99% of silicon | $19,182 | $40,382 | $19,436 | $31,126 | $12,192 | $13,770 |
| Phosphorus | | $109 | | | | |
| Arsenic | | | $31 | | | |
| Selenium | $19,277 | | | | | |
| Total | $769,043 | $725,951 | $745,822 | $916,352 | $1,321,517 | $1,919,265 |
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