|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Roller chain of iron/steel | | | | | | $1,200 | $157 |
| Articulated link chain other than roller chain, of iron/steel | $516 | | | $2,834 | | | |
| Welded link chain of iron/steel | | | $1,500 | | | | |
| Chain, of iron/steel, n.e.s. in 73.15 | | $73,248 | $30,000 | | $1,432 | | $6,104 |
| Parts of chains (excl. articulated link chain), of iron/steel | $216 | $1,042,000 | | | | | |
| Total | $732 | $1,115,248 | $31,500 | $2,834 | $1,432 | $1,200 | $6,261 |
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