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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Electrical signalling/safety/traffic control equip. for railways/tramways | $34,996 | $247,241 | $792 | $233,738 | $187,382 | $309,185 | $164,083 |
| Electrical signalling/safety/traffic control equip. other than for railways ... | $2,264,984 | $1,251,169 | $1,466,808 | $2,548,405 | $1,340,270 | $1,093,582 | $1,372,109 |
| Parts of the electrical signalling/safety/traffic control equip. of 85.30 | $722,111 | $731,920 | $1,908,985 | $6,807,629 | $4,145,490 | $1,544,842 | $1,571,035 |
| Total | $3,022,091 | $2,230,330 | $3,376,585 | $9,589,772 | $5,673,142 | $2,947,609 | $3,107,227 |
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