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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 |
| Railway/tramway maintenance/service vehicles, whether or not self-propelled ... | $280,890,559 | $263,985,511 | $358,519,025 | $430,971,333 | $531,696,879 | $470,884,387 |
| Total | $280,890,559 | $263,985,511 | $358,519,025 | $430,971,333 | $531,696,879 | $470,884,387 |
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