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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 |
| Railway/tramway sleepers (cross-ties) of wood, not impregnated | $285,475 | $654,407 | $772,040 | $5,644 | $205,811 |
| Railway/tramway sleepers (cross-ties) of wood, other than those not impregn ... | $31,905 | | $94,213 | | $393,026 |
| Total | $317,380 | $654,407 | $866,253 | $5,644 | $598,837 |
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