|
| Commodity | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Rail locomotives powered from an ext. source of electricity | $115,058 | $152,498 | | $9,016,681 | $9,526,287 | |
| Rail locomotives powered by elec. accumulators | $8,291 | $1,667 | $165,184 | $25,624 | $9,693 | $40,938 |
| Total | $123,349 | $154,165 | $165,184 | $9,042,305 | $9,535,980 | $40,938 |
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