Commodity2005200620072008200920102011
Line pipe (excl. seamless), of a kind used for oil/gas pipelines, of iron/s ... $249 $16,301$511$662$5,005
Casing & tubing of a kind used in drilling for oil/gas, of iron/steel $2,057  $1,998$310$542
Tubes, pipes & hollow profiles (excl. of 7306.10 & 7306.20), welded, of cir ... $249$306$6,157$71,026$13,825$31,057
Tubes, pipes & hollow profiles (excl. of 7306.10-7306.30), welded, of circu ...$25,534$6,916$12,894$15,397$24,124$5,479$12,006
Tubes, pipes & hollow profiles (excl. of 7306.10-7306.40), welded, of circu ...$13,056$8,558$2,806$97,408$2,065$6,712$17,451
Tubes, pipes & hollow profiles (excl. of 7306.10-7306.50), welded, of non-c ...$16,745$3,221 $206 $608,820$13,735
Tubes, pipes & hollow profiles of iron (excl. cast iron)/steel, n.e.s. (exc ...$4,327,017$6,339,370$6,409,252$9,265,135$9,515,758$8,571,485$9,369,649
Total$4,382,352$6,360,620$6,425,258$9,400,604$9,615,482$9,207,293$9,449,445