Commodity200520062007200820092010
Hydrogen$1,101 $616 $375 
Argon$21,457$81,710$143,988$516,882$437,522$417,867
Rare gases other than argon$1,609$227$6,007$28,934$1,075,636$4,644,354
Nitrogen$122,963$101,893$43,616$51,106$55,741$53,749
Oxygen$475,069$267,635$479,205$608,988$1,397,184$2,258,506
Boron; tellurium  $2,909$85  
Silicon, cont. by wt. not <99.99% of silicon  $114$452$367$55
Silicon, cont. by wt. <99.99% of silicon$33$1,035$5$20$1,630$1,508
Total$622,232$452,500$676,460$1,206,467$2,968,455$7,376,039