Commodity2005200620072008200920102011
Hydrogen$16,078$25,411$62,539$92,177$46,298$35,949$40,190
Argon$1,072,923$1,309,502$1,806,768$2,045,476$756,190$741,007$884,531
Rare gases other than argon$127,254$158,028$210,055$191,925$177,989$266,064$325,445
Nitrogen$216,712$377,686$361,795$399,456$294,421$243,288$411,321
Oxygen$2,080,354$2,846,318$3,710,882$1,708,712$635,589$550,806$572,681
Boron; tellurium  $1,407$612  $455
Silicon, cont. by wt. not <99.99% of silicon$255,360$355,042$434,208$684,817$266,239$664,772$787,213
Silicon, cont. by wt. <99.99% of silicon$4,193,298$2,033,256$4,060,092$4,400,876$430,989$2,221,419$5,649,486
Phosphorus$405 $7,418$552$40 $11
Arsenic $552$4,914 $3,399 $6,601
Selenium$30,277$6,530$54,115$25,441$14,736$16,202$33,987
Total$7,992,661$7,112,325$10,714,193$9,550,044$2,625,890$4,739,507$8,711,921