Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
Hydrogen | $71,552 | $73,518 | $40,206 | $218,862 | $84,345 | $264,272 | $219,467 |
Argon | $6,561 | $17,033 | $47,614 | $10,171 | $94,102 | $71,473 | $156,216 |
Rare gases other than argon | $455,291 | $262,467 | $81,392 | $1,277,095 | $1,444,759 | $2,372,577 | $2,770,288 |
Nitrogen | $248,728 | $1,462,774 | $27,271 | $133,423 | $428,309 | $193,208 | $163,723 |
Oxygen | $11,753 | $8,292 | $7,612 | $91,815 | $17,276 | $12,123 | $9,730 |
Boron; tellurium | | | | $10,013 | $132,397 | $5,368 | $23,847 |
Silicon, cont. by wt. not <99.99% of silicon | $2,402 | | $27,981 | $72,798 | $79,364 | $172,323 | $52,635 |
Silicon, cont. by wt. <99.99% of silicon | $32,465 | $30,133 | $14,821 | $1,430,219 | $15,056 | $427,905 | $1,059,507 |
Phosphorus | $105,129 | $66,781 | $38,035 | $54,904 | $1,037,605 | $204,982 | $92,890 |
Arsenic | | | | $30,376 | | | $17,915 |
Selenium | $763,294 | $750,473 | $310,807 | $542,706 | $291,237 | $371,807 | $723,185 |
Total | $1,697,175 | $2,671,471 | $595,739 | $3,872,382 | $3,624,450 | $4,096,038 | $5,289,403 |
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