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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Telephonic/telegraphic switching app. | $1,054,518 | $759,066 | $39,076 | $3,488,449 | $5,299,408 | $6,530,814 | $9,417,219 |
| Parts of the app. & equip. of 85.17 | $1,147,462 | $2,360,871 | $715,631 | $2,364,033 | $2,120,885 | $2,492,020 | $2,644,993 |
| Total | $2,201,980 | $3,119,937 | $754,707 | $5,852,482 | $7,420,293 | $9,022,834 | $12,062,212 |
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