Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
Hydrogen | $45,670 | $64,021 | $31,154 | $42,938 | $23,655 | $33,895 | $35,860 |
Argon | $324,223 | $521,186 | $584,381 | $549,452 | $185,477 | $337,729 | $485,083 |
Rare gases other than argon | $377,476 | $206,143 | $153,743 | $150,871 | $134,804 | $238,335 | $424,569 |
Nitrogen | $264,954 | $175,222 | $273,838 | $192,557 | $220,041 | $147,332 | $54,696 |
Oxygen | $198,752 | $300,361 | $579,780 | $475,010 | $380,877 | $259,682 | $84,057 |
Boron; tellurium | $20,772 | $57,414 | $42,393 | $69,501 | $90,749 | $60,429 | |
Silicon, cont. by wt. not <99.99% of silicon | | | $5,995 | $8,556 | $2,800 | $4,568 | |
Silicon, cont. by wt. <99.99% of silicon | $1,827 | $28,679 | $7 | | $58,780 | | |
Phosphorus | | $51 | | $28 | | | |
Arsenic | $83 | | | | | | |
Selenium | $139,687 | $66,293 | $78,660 | $113,561 | $54,454 | $144,116 | $243,360 |
Total | $1,373,444 | $1,419,370 | $1,749,951 | $1,602,474 | $1,151,637 | $1,226,086 | $1,327,625 |
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