Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
Hydrogen | $1,738,535 | $24,550 | $510 | | $300 | | |
Argon | $109,959 | $583,339 | $651,857 | $352,603 | $230,000 | $83,861 | $87,535 |
Rare gases other than argon | $122,501 | $506,370 | $307,724 | $1,058,163 | $415,912 | $166,020 | $217,070 |
Nitrogen | $8,276 | $20,239 | $178,708 | $288,774 | $996,356 | $5,094 | $17,985 |
Oxygen | $53,361 | $211,274 | $230,541 | $1,074,160 | $663,750 | $37,298 | $550,544 |
Boron; tellurium | $682 | $2,222 | $27,290 | | | | $120 |
Silicon, cont. by wt. not <99.99% of silicon | $29,563 | $2,104 | $35,681 | $3,264 | $72 | $174 | |
Silicon, cont. by wt. <99.99% of silicon | $220,465 | $25,106 | $100,480 | $4,123 | $7,931 | $4,543 | $337,628 |
Phosphorus | $210,066 | $111,485 | | | | | |
Arsenic | | | $9,575 | | | | |
Selenium | | $639 | | $4,812 | | $4,859 | |
Total | $2,493,408 | $1,487,328 | $1,542,366 | $2,785,899 | $2,314,321 | $301,849 | $1,210,882 |
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