Commodity2005200620072008
Roller chain of iron/steel$32,595$40,497$33,288$19,686
Articulated link chain other than roller chain, of iron/steel$85,885$71,573$152,620$132,908
Parts of articulated link chain of iron/steel$3,438$304$21,264$6,699
Skid chain of iron/steel$7,385$51 $7,555
Stud-link chain of iron/steel$9,382$4,293$9,761$12,113
Welded link chain of iron/steel$49,114$77,062$129,797$137,958
Chain, of iron/steel, n.e.s. in 73.15$17,966$80,251$33,973$53,379
Parts of chains (excl. articulated link chain), of iron/steel$4,654$19,991$17,856$66,686
Total$210,419$294,022$398,559$436,984