Commodity2005200620072008200920102011
Sheet piling of iron/steel, whether or not drilled/punched/made from assemb ...$328,270$872,706$1,517,427$2,056,677$2,880,979$4,893,039$5,840,438
Welded angles, shapes & sections of iron/steel$276,868$498,831$466,527$603,795$610,590$1,197,066$1,452,576
Total$605,138$1,371,537$1,983,954$2,660,472$3,491,569$6,090,105$7,293,014