|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Telephonic/telegraphic switching app. | | $159,215 | $114,650 | | | | $64,444 |
| Parts of the app. & equip. of 85.17 | $251,224 | $258,533 | $412,050 | $59,617 | $64,351 | $6,890 | $75,998 |
| Total | $251,224 | $417,748 | $526,700 | $59,617 | $64,351 | $6,890 | $140,442 |
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