Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
Hydrogen | $5,807 | $18,898 | $675 | | $110 | $247 | $122 |
Argon | $100,304 | $158,780 | $663,151 | $747,070 | $248,830 | $319,024 | $481,286 |
Rare gases other than argon | $172,372 | $540,440 | $249,869 | $251,765 | $250,794 | $161,824 | $115,909 |
Nitrogen | $86,411 | $85,835 | $92,464 | $119,791 | $129,809 | $150,299 | $273,233 |
Oxygen | $358,574 | $864,772 | $686,349 | $1,235,321 | $1,381,310 | $1,975,899 | $2,004,714 |
Boron; tellurium | $951 | $2,305 | | $530 | $870 | $43 | |
Silicon, cont. by wt. not <99.99% of silicon | $1,081 | $11,286 | $15,518 | $8,839 | $348 | | $552 |
Silicon, cont. by wt. <99.99% of silicon | $7,054 | $74,314 | $95,226 | $86,483 | $182,218 | $348,911 | $454,724 |
Selenium | | | | | | $6,063 | $114,208 |
Total | $732,554 | $1,756,630 | $1,803,252 | $2,449,799 | $2,194,289 | $2,962,310 | $3,444,748 |
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