Commodity2005200620072008200920102011
Line pipe (excl. seamless), of a kind used for oil/gas pipelines, of iron/s ...$935,592$146,597$14,251$50,310$21,600$62,520$13,375
Casing & tubing of a kind used in drilling for oil/gas, of iron/steel$5,911$2,334 $27,712 $224,167 
Tubes, pipes & hollow profiles (excl. of 7306.10 & 7306.20), welded, of cir ...$10,518$737,595$105,783 $1,724$9,262 
Tubes, pipes & hollow profiles (excl. of 7306.10-7306.30), welded, of circu ...$1,703$104,779$117,565    
Tubes, pipes & hollow profiles (excl. of 7306.10-7306.40), welded, of circu ...  $7,100$48,238$63,421  
Tubes, pipes & hollow profiles (excl. of 7306.10-7306.50), welded, of non-c ...  $9,500  $900$6,500
Tubes, pipes & hollow profiles of iron (excl. cast iron)/steel, n.e.s. (exc ...$1,808$8,697$59,217$283,813$924,674$861,194$133,804
Total$955,532$1,000,002$313,416$410,073$1,011,419$1,158,043$153,679