|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Electrical insulators, of glass | | | | | | $360,143 | $8 |
| Electrical insulators, of ceramics | $228,322 | $565,260 | $811,462 | $464,220 | $209,435 | $127,158 | $125,775 |
| Electrical insulators of any mat. other than glass & ceramics | $63,909 | $411,897 | $338,423 | $976,209 | $652,205 | $391,921 | $258,233 |
| Total | $292,231 | $977,157 | $1,149,885 | $1,440,429 | $861,640 | $879,222 | $384,016 |
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