Commodity2005200620072008200920102011
Line pipe (excl. seamless), of a kind used for oil/gas pipelines, of iron/s ...$13,234,238$5,727,790$20,760,308$42,637,308$40,609,254$12,187,604$8,845,027
Casing & tubing of a kind used in drilling for oil/gas, of iron/steel$4,949,940$4,079,108$4,518,536$6,322,876$3,022,181$1,068,355$1,289,798
Tubes, pipes & hollow profiles (excl. of 7306.10 & 7306.20), welded, of cir ...$7,640,436$8,500,097$2,111,443$18,687,322$19,864,212$20,560,477$14,092,147
Tubes, pipes & hollow profiles (excl. of 7306.10-7306.30), welded, of circu ...$3,142,456$3,100,954$3,920,771$2,873,496$1,799,322$3,201,980$3,329,644
Tubes, pipes & hollow profiles (excl. of 7306.10-7306.40), welded, of circu ...$187$17,480,067$1,279,994$6,697$2,523  
Tubes, pipes & hollow profiles (excl. of 7306.10-7306.50), welded, of non-c ...$1,846,490$2,723,911$1,586,521$80,574$180,460$84,961$2,559
Tubes, pipes & hollow profiles of iron (excl. cast iron)/steel, n.e.s. (exc ...$7,117,433$4,796,351$5,193,414$7,928,899$2,988,916$2,668,091$1,439,720
Total$37,931,180$46,408,278$39,370,987$78,537,172$68,466,868$39,771,468$28,998,895