Commodity | 2007 | 2008 | 2009 | 2010 | 2011 |
Railway/tramway sleepers (cross-ties) of wood, not impregnated | | $816 | $17,970 | $241 | |
Railway/tramway sleepers (cross-ties) of wood, other than those not impregn ... | $3,191 | $14,272 | $301 | $16,077 | $6,987 |
Total | $3,191 | $15,088 | $18,271 | $16,318 | $6,987 |
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