|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 |
| Electrical insulators, of glass | $83 | $42 | $1,112 | $3,499 | $4,199 | $3,289 |
| Electrical insulators, of ceramics | $84,127 | $124,244 | $197,712 | $58,323 | $327,127 | $1,880,071 |
| Electrical insulators of any mat. other than glass & ceramics | $750,481 | $95,812 | $135,086 | $62,821 | $10,216 | $34,871 |
| Total | $834,691 | $220,098 | $333,910 | $124,643 | $341,542 | $1,918,231 |
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