Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
Argon | $207,500 | $381,400 | $566,100 | $353,400 | $213,400 | $60,400 | $7,000 |
Rare gases other than argon | $1,400 | $200 | | | | | |
Nitrogen | $816,700 | $1,244,100 | $1,504,200 | $1,596,900 | $666,600 | $175,800 | |
Oxygen | $2,520,300 | $3,168,800 | $3,882,200 | $3,594,300 | $784,700 | $439,300 | $489,800 |
Silicon, cont. by wt. not <99.99% of silicon | | $31,100 | $45,400 | $30,900 | $96,500 | $57,800 | $109,100 |
Silicon, cont. by wt. <99.99% of silicon | | | | | | | $200 |
Phosphorus | $90,300 | | $400 | | | | |
Total | $3,636,200 | $4,825,600 | $5,998,300 | $5,575,500 | $1,761,200 | $733,300 | $606,100 |
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