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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Hydrogen | $5 | $83 | | | $26 | $2 | |
| Argon | $31,652 | $30,522 | $41,279 | $49,117 | $44,159 | $48,694 | $63,487 |
| Rare gases other than argon | $499 | $1,689 | $9,715 | $1,780 | $1,197 | $1,659 | $65,354 |
| Nitrogen | $5,896 | $5,476 | $6,635 | $17,550 | $20,854 | $12,461 | $41,113 |
| Oxygen | $128,864 | $735,346 | $70,148 | $62,875 | $46,667 | $51,173 | $66,814 |
| Silicon, cont. by wt. <99.99% of silicon | $6,592 | $12,641 | $3,302 | $563 | $2,507 | $13,830 | $39,359 |
| Phosphorus | $7 | $63 | | $22 | $16 | | |
| Total | $173,515 | $785,820 | $131,079 | $131,907 | $115,426 | $127,819 | $276,127 |
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