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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 |
| Railway/tramway sleepers (cross-ties) of wood, not impregnated | $9,788 | $22,893 | $28,840 | $6,440 | $68,348 | $4,855 |
| Railway/tramway sleepers (cross-ties) of wood, other than those not impregn ... | $44,994 | $45,576 | $23,643 | $55,090 | $36,215 | $36,418 |
| Total | $54,782 | $68,469 | $52,483 | $61,530 | $104,563 | $41,273 |
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