Commodity2005200620072008200920102011
Hydrogen$108,046$253,659$251,778$206,033$104,821$69,209$54,394
Argon$2,001,856$2,169,271$2,755,998$3,576,121$2,733,532$2,308,379$2,750,473
Rare gases other than argon$421,431$415,740$550,134$1,010,072$556,097$615,217$712,971
Nitrogen$2,028,747$1,970,853$2,539,519$3,524,611$3,189,278$3,405,235$4,229,198
Oxygen$2,605,956$2,276,008$3,087,171$3,810,154$2,750,418$2,449,864$3,359,728
Boron; tellurium$380$75$282$1,073$1,593$11,303 
Silicon, cont. by wt. not <99.99% of silicon $508$216 $850$5,594$123,487
Silicon, cont. by wt. <99.99% of silicon$10,914,396$12,732,777$11,470,217$16,667,550$4,603,373$6,681,650$12,858,346
Phosphorus$413$340$24$340$128 $128
Arsenic$9,056$19,845$20,511$86$6,891 $22,721
Selenium$176,702$52,446$153,376$37,600$58,482$49,233$155,829
Total$18,266,983$19,891,522$20,829,226$28,833,640$14,005,463$15,595,684$24,267,275