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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 |
| Railway/tramway sleepers (cross-ties) of wood, not impregnated | | $10,047 | | | | |
| Railway/tramway sleepers (cross-ties) of wood, other than those not impregn ... | $523 | $18,980 | $128 | $246,287 | $200,126 | $4,371 |
| Total | $523 | $29,027 | $128 | $246,287 | $200,126 | $4,371 |
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