Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
Hydrogen | | $4,877 | | $100 | $95 | $2,740 | $22,756 |
Argon | $37,379 | $41,899 | $55,935 | $41,024 | $152,338 | $241,066 | $331,873 |
Rare gases other than argon | $73,208 | $79,960 | $55,037 | $85,783 | $83,205 | $180,024 | $163,519 |
Nitrogen | $13,681 | $9,025 | $10,849 | $14,649 | $7,563 | $2,161 | $12,614 |
Oxygen | $5,459 | $2,684 | $89,606 | $154,489 | $923 | $99,253 | $56,129 |
Boron; tellurium | | | $494 | | | | |
Silicon, cont. by wt. not <99.99% of silicon | | $668 | $142,247 | $76,688 | $14,926 | | |
Silicon, cont. by wt. <99.99% of silicon | $5,069 | $50,008 | $11,153 | $15,746 | $2,730 | $22,772 | $8,228 |
Phosphorus | $1,498 | | $12 | | | | |
Arsenic | | $2,212 | $30 | | $700 | | $2,360 |
Selenium | $66,097 | $162,293 | $2,063 | $112,505 | $28,325 | $113,092 | $224,799 |
Total | $202,391 | $353,626 | $367,426 | $500,984 | $290,805 | $661,108 | $822,278 |
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