Commodity200520062007200920102011
Bridges & bridge-sections of iron/steel $623$76 $109,417 
Towers & lattice masts of iron/steel$3,329$225,293$151,835$412,273 $119,764
Doors, windows & their frames, & thresholds for doors, of iron/steel$236,890$494,871$563,819$374,605$299,391$188,754
Equipment for scaffolding/shuttering/propping/pitpropping of iron/steel$429,840$994,764$154,472$162,995$52,370$20,884
Structures...& parts of structures...of iron/steel (excl. of 7308.10-7308.4 ...$1,827,331$4,799,467$1,371,773$1,999,981$637,181$286,534
Total$2,497,390$6,515,018$2,241,975$2,949,854$1,098,359$615,936