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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Railway/tramway sleepers (cross-ties) of wood, other than those not impregn ... | $187,579 | $192,204 | $341,173 | $536,838 | $279,426 | $318,437 | $620,295 |
| Total | $187,579 | $192,204 | $341,173 | $536,838 | $279,426 | $318,437 | $620,295 |
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