Commodity2005200620072008200920102011
Hydrogen$276,549$352,532$295,359$336,311$1,230,355$683,390$411,168
Argon$3,338,854$2,197,070$1,938,872$3,049,010$2,171,580$1,989,817$2,233,934
Rare gases other than argon$871,112$1,287,900$1,356,370$2,041,520$1,303,511$2,037,967$2,863,381
Nitrogen$1,909,009$3,067,172$3,920,961$5,042,180$4,737,769$3,720,883$4,596,820
Oxygen$3,284,711$3,572,644$5,213,253$6,879,591$4,947,460$5,406,080$7,513,333
Boron; tellurium$1,407$1,910   $86 
Silicon, cont. by wt. not <99.99% of silicon  $68,885 $249,187$521,199$896,431
Silicon, cont. by wt. <99.99% of silicon$10,578,941$9,079,053$12,603,621$23,861,310$12,300,778$18,050,281$25,411,996
Phosphorus$13,052 $6,529 $208,970$4,727$2,687
Arsenic$19,604$96,966$203,208$178,405$58,801$309,357$337,765
Selenium    $62,878$133$64
Total$20,293,239$19,655,247$25,607,058$41,388,327$27,271,289$32,723,920$44,267,579