|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Electrical insulators, of glass | | | | | | $20,000 | |
| Electrical insulators, of ceramics | $90 | $3,000 | $8,881 | $20,523 | $2,200 | $2,400 | $4,800 |
| Electrical insulators of any mat. other than glass & ceramics | $83,527 | $115,054 | $168,346 | $203,376 | $116,945 | $103,332 | $132,353 |
| Total | $83,617 | $118,054 | $177,227 | $223,899 | $119,145 | $125,732 | $137,153 |
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