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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Rail locomotives powered from an ext. source of electricity | $2,564 | $145 | $221,311 | $75,795 | $1,390,698 | $676 | $315,356 |
| Rail locomotives powered by elec. accumulators | $72,475 | $70,115 | $91,232 | $6,638 | $252,273 | $8,383 | $288,788 |
| Total | $75,039 | $70,260 | $312,543 | $82,433 | $1,642,971 | $9,059 | $604,144 |
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