Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 |
Hydrogen | $1,101 | | $616 | | $375 | |
Argon | $21,457 | $81,710 | $143,988 | $516,882 | $437,522 | $417,867 |
Rare gases other than argon | $1,609 | $227 | $6,007 | $28,934 | $1,075,636 | $4,644,354 |
Nitrogen | $122,963 | $101,893 | $43,616 | $51,106 | $55,741 | $53,749 |
Oxygen | $475,069 | $267,635 | $479,205 | $608,988 | $1,397,184 | $2,258,506 |
Boron; tellurium | | | $2,909 | $85 | | |
Silicon, cont. by wt. not <99.99% of silicon | | | $114 | $452 | $367 | $55 |
Silicon, cont. by wt. <99.99% of silicon | $33 | $1,035 | $5 | $20 | $1,630 | $1,508 |
Total | $622,232 | $452,500 | $676,460 | $1,206,467 | $2,968,455 | $7,376,039 |
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