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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Hydrogen | $468 | $1,396 | $196 | $1,851 | $2,245 | $1,262 | $396 |
| Argon | $33,331 | $45,959 | $43,706 | $45,257 | $92,335 | $122,959 | $132,255 |
| Rare gases other than argon | $98,264 | $142,223 | $167,188 | $165,998 | $82,199 | $48,460 | $159,925 |
| Nitrogen | $58,901 | $53,873 | $59,960 | $175,893 | $84,580 | $5,269 | $4,984 |
| Oxygen | $190,823 | $218,767 | $222,870 | $271,117 | $255,056 | $65,019 | $67,688 |
| Boron; tellurium | | | $334 | $88 | | $520 | |
| Silicon, cont. by wt. not <99.99% of silicon | | | | | | $94 | |
| Silicon, cont. by wt. <99.99% of silicon | $266 | $140 | $133 | $1,185 | $592 | $752 | $656 |
| Phosphorus | $3 | | | | | | |
| Selenium | $133,968 | $43,597 | $57,597 | $55,649 | $26,201 | $118,734 | $177,261 |
| Total | $516,024 | $505,955 | $551,984 | $717,038 | $543,208 | $363,069 | $543,165 |
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