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| Commodity | 2005 | 2006 | 2007 | 2008 | 2010 | 2011 |
| Railway/tramway sleepers (cross-ties) of wood, not impregnated | $46,116 | | | $4,708 | $341 | |
| Railway/tramway sleepers (cross-ties) of wood, other than those not impregn ... | $17,930 | $4,285 | $9,443 | | $19,989 | $11,159 |
| Total | $64,046 | $4,285 | $9,443 | $4,708 | $20,330 | $11,159 |
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