Commodity200520062007200820092010
Bridges & bridge-sections of iron/steel  $88,900$394,634$28,290$16,335
Towers & lattice masts of iron/steel$32,586$5,610$59,617$164,149$23,441$148
Doors, windows & their frames, & thresholds for doors, of iron/steel$148,094$272,413$241,372$209,451$321,714$246,981
Equipment for scaffolding/shuttering/propping/pitpropping of iron/steel$21,820$15,544$18,264$16,190$6,232$101,799
Structures...& parts of structures...of iron/steel (excl. of 7308.10-7308.4 ...$263,550$251,463$495,872$924,288$561,620$553,667
Total$466,050$545,030$904,025$1,708,712$941,297$918,930