Commodity200520062007200820092010
Bridges & bridge-sections of iron/steel  $1,345$66,551$78,589 
Towers & lattice masts of iron/steel$90,083$4,174$1,203,557$461,282$172,589$50,491
Doors, windows & their frames, & thresholds for doors, of iron/steel$427 $102,033$6,906$128$1,709
Equipment for scaffolding/shuttering/propping/pitpropping of iron/steel$35,195 $3,300$210,130$422,382$592,929
Structures...& parts of structures...of iron/steel (excl. of 7308.10-7308.4 ...$35,064$81,177$241,763$270,376$102,301$210,847
Total$160,769$85,351$1,551,998$1,015,245$775,989$855,976