Commodity2005200620072008200920102011
Line pipe (excl. seamless), of a kind used for oil/gas pipelines, of iron/s ...$67,398$100,980$52,157$4,499,098$54,426  
Casing & tubing of a kind used in drilling for oil/gas, of iron/steel$2,874,397$36,904$14,290$4,787$192  
Tubes, pipes & hollow profiles (excl. of 7306.10 & 7306.20), welded, of cir ...$5,831,303$5,485,272$6,881,024$8,654,138$1,355,111$1,405,343$1,884,156
Tubes, pipes & hollow profiles (excl. of 7306.10-7306.30), welded, of circu ...$2,470,115$2,820,802$4,310,512$5,511,856$2,101,448$2,051,575$1,818,751
Tubes, pipes & hollow profiles (excl. of 7306.10-7306.40), welded, of circu ...$312,812$292,233$250,280$629,089$250,227$310,967$445,762
Tubes, pipes & hollow profiles (excl. of 7306.10-7306.50), welded, of non-c ...$2,423,172$3,087,346$2,174,233$1,908,845$888,813$968,456$1,355,461
Tubes, pipes & hollow profiles of iron (excl. cast iron)/steel, n.e.s. (exc ...$1,410,022$1,187,988$1,635,813$2,650,052$8,368,143$428,029$982,451
Total$15,389,219$13,011,525$15,318,309$23,857,865$13,018,360$5,164,370$6,486,581