Commodity2005200620072008200920102011
Line pipe (excl. seamless), of a kind used for oil/gas pipelines, of iron/s ...$1,983,407$4,355,072$2,950,899$14,779,435$8,703,676$3,840,197$3,680,178
Casing & tubing of a kind used in drilling for oil/gas, of iron/steel  $8,809$8,121$2,109$731$1,350
Tubes, pipes & hollow profiles (excl. of 7306.10 & 7306.20), welded, of cir ...$81,159,519$96,648,385$103,453,504$125,715,967$63,098,549$94,125,831$110,114,015
Tubes, pipes & hollow profiles (excl. of 7306.10-7306.30), welded, of circu ...$34,135,795$44,687,967$55,420,238$66,803,065$45,118,329$51,317,020$77,659,270
Tubes, pipes & hollow profiles (excl. of 7306.10-7306.40), welded, of circu ...$1,656,829$43,206$129,582$118,443$50,824$306,211$910,659
Tubes, pipes & hollow profiles (excl. of 7306.10-7306.50), welded, of non-c ...$18,304,466$19,981,603$23,818,452$32,635,882$17,871,339$26,906,961$37,130,527
Tubes, pipes & hollow profiles of iron (excl. cast iron)/steel, n.e.s. (exc ...$1,953,554$3,887,704$5,832,012$7,516,180$7,064,285$4,536,974$4,595,060
Total$139,193,570$169,603,937$191,613,496$247,577,093$141,909,111$181,033,925$234,091,059