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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Hydrogen | $866,392 | $42,020 | | | $7,761 | | $17,887 |
| Argon | $39,646 | $64,525 | $161,582 | $249,584 | $352,229 | $69,904 | $62,572 |
| Rare gases other than argon | $46,691 | $7,238 | $26,738 | $83,911 | $18,155 | $300,314 | $13,835 |
| Nitrogen | $31,890 | $68,642 | $27,078 | $81,844 | $54,262 | $141,301 | $61,513 |
| Oxygen | $13,365 | $803 | $25,736 | $75,745 | $18,237 | $1,579 | $10,310 |
| Silicon, cont. by wt. not <99.99% of silicon | | $5,928 | | $2,982 | $39,275 | $34,554 | $198,616 |
| Silicon, cont. by wt. <99.99% of silicon | $9,611 | | $14,655 | $162,591 | $312,760 | $30,692 | $257,192 |
| Total | $1,007,595 | $189,156 | $255,789 | $656,657 | $802,679 | $578,344 | $621,925 |
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