|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Electrical insulators, of glass | | $4,964 | | | | | |
| Electrical insulators, of ceramics | | $298 | | | $180 | | $277,459 |
| Electrical insulators of any mat. other than glass & ceramics | $59,685 | $8,969 | $6,356 | $207,674 | $469,081 | $171,796 | $175,909 |
| Total | $59,685 | $14,231 | $6,356 | $207,674 | $469,261 | $171,796 | $453,368 |
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