|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Electrical insulators, of glass | $198,896 | $65,893 | $318,942 | $86,397 | $16,742 | $27,519 | $30,318 |
| Electrical insulators, of ceramics | $516,809 | $320,402 | $286,724 | $330,814 | $605,791 | $565,312 | $319,879 |
| Electrical insulators of any mat. other than glass & ceramics | $2,041,178 | $2,800,052 | $3,560,776 | $3,746,045 | $1,836,974 | $5,310,568 | $12,288,575 |
| Total | $2,756,883 | $3,186,347 | $4,166,442 | $4,163,256 | $2,459,507 | $5,903,399 | $12,638,772 |
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