Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
Hydrogen | $326,212 | $28,906 | $3,320 | $2,619 | $3,577 | $3,517 | $11,835 |
Argon | $637,047 | $458,489 | $433,618 | $217,443 | $219,480 | $109,665 | $333,084 |
Rare gases other than argon | $287,202 | $436,338 | $740,383 | $645,454 | $237,439 | $581,470 | $857,245 |
Nitrogen | $91,421 | $63,398 | $77,754 | $15,823 | $25,596 | $21,184 | $78,117 |
Oxygen | $19,052 | $31,600 | $26,698 | $34,924 | $10,080 | $31,704 | $20,761 |
Boron; tellurium | $8 | | | | | | |
Silicon, cont. by wt. not <99.99% of silicon | | $59,976 | | | | $129 | |
Silicon, cont. by wt. <99.99% of silicon | $8,940 | $99,670 | $7,000 | $5,615 | | $14,700 | $61,289 |
Phosphorus | | | | | $2,000 | | $40 |
Arsenic | | | | $5,471 | | | $712 |
Total | $1,369,882 | $1,178,377 | $1,288,773 | $927,349 | $498,172 | $762,369 | $1,363,083 |
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