Commodity200520062007200920102011
Roller chain of iron/steel$3,543$283$546$301$1,237$2,649
Articulated link chain other than roller chain, of iron/steel$92,265$43,481$49,269$59,532$30,909$36,610
Parts of articulated link chain of iron/steel$730$1,208$1,277$129$62$78
Skid chain of iron/steel$300 $33   
Stud-link chain of iron/steel$594$1,356$2,877$5,748$290$3
Welded link chain of iron/steel$10,362$1,577$1,819$674$3,008$3,925
Chain, of iron/steel, n.e.s. in 73.15$7,070$2,499$4,986$34,860$5,922$7,474
Parts of chains (excl. articulated link chain), of iron/steel$1,262$467$709$4,244$1,611$2,222
Total$116,126$50,871$61,516$105,488$43,039$52,961