|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 |
| Telephonic/telegraphic switching app. | | $2,117 | | | $290,542 | $133,530 |
| Parts of the app. & equip. of 85.17 | $226,944 | $36,215 | $198,177 | $250,818 | $455,396 | $260,015 |
| Total | $226,944 | $38,332 | $198,177 | $250,818 | $745,938 | $393,545 |
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