|
| Commodity | 2005 | 2006 | 2010 |
| Roller chain of iron/steel | $76 | $1,000 | |
| Articulated link chain other than roller chain, of iron/steel | $10,939 | $35,929 | $21,511 |
| Parts of articulated link chain of iron/steel | $250 | | |
| Skid chain of iron/steel | $24,790 | $4,245 | $2,630 |
| Welded link chain of iron/steel | $1,200 | | |
| Chain, of iron/steel, n.e.s. in 73.15 | $4,592 | $60,407 | $46,423 |
| Parts of chains (excl. articulated link chain), of iron/steel | $5,684,440 | $7,416 | |
| Total | $5,726,287 | $108,997 | $70,564 |
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