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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Hydrogen | $1,000 | | | | | | |
| Argon | $10,000 | $16,321 | $218,118 | $559,291 | $60,500 | $49,422 | $34,731 |
| Rare gases other than argon | | | $62,747 | $12,292 | $6,191 | $46,352 | $18,761 |
| Nitrogen | $194,000 | $58,083 | $25,500 | $32,493 | $87,317 | $7,463 | $140,979 |
| Oxygen | | $41 | $1,887 | | $9,660 | $60 | $18,408 |
| Boron; tellurium | | | $10,326 | | | | |
| Silicon, cont. by wt. <99.99% of silicon | $8,000 | $17,510 | | | $22,300 | $135,223 | $3,458 |
| Selenium | | | | $39,125 | | | |
| Total | $213,000 | $91,955 | $318,578 | $643,201 | $185,968 | $238,520 | $216,337 |
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