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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 |
| Hydrogen | $7,110 | $1,725 | $8,345 | $11,421 | | |
| Argon | $90,709 | $22,313 | $35,165 | $27,843 | $37,170 | $39,862 |
| Rare gases other than argon | $114,511 | $54,552 | $175,213 | $201,065 | $98,417 | $177,782 |
| Nitrogen | $227,288 | $383,903 | $127,906 | $32,994 | $11,795 | $16,697 |
| Oxygen | $2,552 | $680 | $8,935 | $9,029 | $3,826 | $790 |
| Boron; tellurium | $1,944 | | | $17,400 | $5,012 | $14,945 |
| Silicon, cont. by wt. not <99.99% of silicon | | $608 | | | $755 | |
| Silicon, cont. by wt. <99.99% of silicon | | $267,497 | $160,356 | | $75,000 | $17,912 |
| Selenium | | | $114 | | | |
| Total | $444,114 | $731,278 | $516,034 | $299,752 | $231,975 | $267,988 |
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