|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Roller chain of iron/steel | | $694 | $1,014,802 | | $177,604 | | |
| Articulated link chain other than roller chain, of iron/steel | | | | $3,735 | | | $3,269 |
| Chain, of iron/steel, n.e.s. in 73.15 | | | $1,657 | | $24,677 | $84,961 | |
| Parts of chains (excl. articulated link chain), of iron/steel | $2,973 | | | $1,502 | $1,478 | | |
| Total | $2,973 | $694 | $1,016,459 | $5,237 | $203,759 | $84,961 | $3,269 |
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