|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Telephonic/telegraphic switching app. | $1,600 | | $55,800 | | | | |
| Parts of the app. & equip. of 85.17 | $18,930,242 | $26,095,593 | $8,988,616 | $5,893,541 | $6,114,687 | $4,222,632 | $5,964,674 |
| Total | $18,931,842 | $26,095,593 | $9,044,416 | $5,893,541 | $6,114,687 | $4,222,632 | $5,964,674 |
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