Commodity2005200620072008200920102011
Sheet piling of iron/steel, whether or not drilled/punched/made from assemb ... $1,749$168$190$1,890$103 
Welded angles, shapes & sections of iron/steel$18,737$23,894$33,796$329,621$411,590$240,392$174,633
Total$18,737$25,643$33,964$329,811$413,480$240,495$174,633