Commodity2005200620072008200920102011
Hydrogen$36,266$4,543$24,171$158,974$10,868$9,715$7,017
Argon$655,663$689,333$500,667$148,237$144,602$177,802$221,656
Rare gases other than argon$198,674$191,547$73,272$105,059$175,535$254,832$292,345
Nitrogen$83,882$277,925$81,364$122,327$11,222$105,826$8,497
Oxygen$862,959$199,677$207,792$23,240$13,179$3,776$118,390
Boron; tellurium    $443$1,209$234
Silicon, cont. by wt. not <99.99% of silicon     $404,118$1,197,658
Selenium$1,241      
Total$1,838,685$1,363,025$887,266$557,837$355,849$957,278$1,845,797