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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 |
| Railway/tramway sleepers (cross-ties) of wood, not impregnated | $1,721,236 | $967,383 | $498,335 | $1,193,600 | $1,691,082 | $1,831,640 |
| Railway/tramway sleepers (cross-ties) of wood, other than those not impregn ... | $4,749,566 | $6,590,768 | $5,196,143 | $5,381,514 | $1,890,608 | $1,195,009 |
| Total | $6,470,802 | $7,558,151 | $5,694,478 | $6,575,114 | $3,581,690 | $3,026,649 |
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