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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Roller chain of iron/steel | $220,710 | $204,684 | $145,408 | $221,414 | $124,859 | $148,966 | $191,038 |
| Articulated link chain other than roller chain, of iron/steel | $153,674 | $197,326 | $286,060 | $311,607 | $270,116 | $271,836 | $328,786 |
| Parts of articulated link chain of iron/steel | $36,483 | $37,701 | $37,230 | $80,088 | $49,541 | $42,805 | $172,581 |
| Skid chain of iron/steel | $655,080 | $568,617 | $525,481 | $917,525 | $614,197 | $672,914 | $888,167 |
| Stud-link chain of iron/steel | $4,851 | $12,382 | $5,591 | $35,535 | $151 | $8,679 | $42,230 |
| Welded link chain of iron/steel | $517,146 | $692,009 | $775,637 | $732,708 | $480,241 | $481,364 | $611,516 |
| Chain, of iron/steel, n.e.s. in 73.15 | $484,319 | $531,098 | $740,641 | $1,030,970 | $926,648 | $861,304 | $570,699 |
| Parts of chains (excl. articulated link chain), of iron/steel | $277,746 | $194,044 | $324,054 | $404,165 | $336,654 | $210,518 | $156,954 |
| Total | $2,350,009 | $2,437,861 | $2,840,102 | $3,734,012 | $2,802,407 | $2,698,386 | $2,961,971 |
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