Commodity2005200620072008200920102011
Line pipe (excl. seamless), of a kind used for oil/gas pipelines, of iron/s ...$14,047$196,933$200,801$41,890$5,176$59,305$81,273
Casing & tubing of a kind used in drilling for oil/gas, of iron/steel $25     
Tubes, pipes & hollow profiles (excl. of 7306.10 & 7306.20), welded, of cir ...$1,471,267$1,880,434$1,679,576$2,673,226$1,132,265$1,640,428$12,373,436
Tubes, pipes & hollow profiles (excl. of 7306.10-7306.30), welded, of circu ...$1,865,520$3,625,661$5,659,519$7,522,220$9,355,484$14,937,947$13,546,691
Tubes, pipes & hollow profiles (excl. of 7306.10-7306.40), welded, of circu ...$147,771$13,702$18,653$1,072$20,357$5,849$3,427
Tubes, pipes & hollow profiles (excl. of 7306.10-7306.50), welded, of non-c ...$5,991,372$9,377,944$25,893,442$20,559,340$7,310,878$14,495,764$13,374,287
Tubes, pipes & hollow profiles of iron (excl. cast iron)/steel, n.e.s. (exc ...$895,108$551,948$922,600$913,973$231,019$77,297$195,637
Total$10,385,085$15,646,647$34,374,591$31,711,721$18,055,179$31,216,590$39,574,751