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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 |
| Rail locomotives powered from an ext. source of electricity | $571,577 | $10,609 | $61,122 | $236,054 | $477,917 | $290,688 |
| Rail locomotives powered by elec. accumulators | | $17,515 | $825,411 | $1,188,281 | $2,998 | $675,198 |
| Total | $571,577 | $28,124 | $886,533 | $1,424,335 | $480,915 | $965,886 |
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