Commodity2005200620072008200920102011
Roller chain of iron/steel    $14  
Articulated link chain other than roller chain, of iron/steel$200$9$30$9$230$4,908$331
Parts of articulated link chain of iron/steel   $1,500   
Skid chain of iron/steel   $120   
Stud-link chain of iron/steel $2,231     
Welded link chain of iron/steel  $5,899$20   
Chain, of iron/steel, n.e.s. in 73.15$280$2,892$300$1,942$1,022$7,356$180
Parts of chains (excl. articulated link chain), of iron/steel $3,676 $18 $58$2,185
Total$480$8,808$6,229$3,609$1,266$12,322$2,696