Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
Hydrogen | $396,252 | $987,072 | $944,396 | $1,529,997 | $2,170,639 | $2,069,540 | $1,981,401 |
Argon | $2,788,038 | $2,916,181 | $2,274,436 | $4,308,837 | $3,824,703 | $3,694,661 | $4,177,469 |
Rare gases other than argon | $482,661 | $334,634 | $749,045 | $1,365,876 | $782,267 | $580,260 | $689,583 |
Nitrogen | $2,597,822 | $5,315,858 | $7,318,288 | $9,942,484 | $7,120,721 | $8,504,777 | $9,521,256 |
Oxygen | $4,035,350 | $5,169,733 | $6,381,641 | $8,986,082 | $7,058,266 | $8,085,095 | $11,061,477 |
Boron; tellurium | $17,053 | $25,950 | $38,608 | $47,757 | $16,605 | $36,162 | $22,270 |
Silicon, cont. by wt. not <99.99% of silicon | $1,365,399 | $1,648,179 | $8,531,056 | $13,327,578 | $1,720,319 | $3,182,879 | $2,761,219 |
Silicon, cont. by wt. <99.99% of silicon | $842,912 | $1,919,841 | $2,630,785 | $4,122,574 | $2,089,522 | $1,058,575 | $215,718 |
Phosphorus | $161 | $272 | $119 | $39,573 | $34,959 | $364 | $1,410 |
Arsenic | | | | $9,014 | | | |
Selenium | $130,474 | $49,170 | $4,185 | $55,722 | $55,054 | $108,776 | $74,493 |
Total | $12,656,122 | $18,366,890 | $28,872,559 | $43,735,494 | $24,873,055 | $27,321,089 | $30,506,296 |
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