Commodity200520062007200820092010
Roller chain of iron/steel$57,587$283,598$331,042$414,462$219,388$287,536
Articulated link chain other than roller chain, of iron/steel$334,360$696,526$1,292,455$575,628$607,353$1,257,484
Parts of articulated link chain of iron/steel$28,059$96,363$30,232$23,008$97,584$108,028
Skid chain of iron/steel$2,417$3,879$9,964$2,845$2,636$2,332
Stud-link chain of iron/steel$1,742$74,754$59,591$116,263$81,902$51,315
Welded link chain of iron/steel$2,337$32,424$274,830$90,674$49,724$191,574
Chain, of iron/steel, n.e.s. in 73.15$66,070$380,778$423,606$271,858$389,823$979,813
Parts of chains (excl. articulated link chain), of iron/steel$7,854$103,673$113,182$80,111$113,080$65,765
Total$500,426$1,671,995$2,534,902$1,574,849$1,561,490$2,943,847