|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Electrical insulators, of glass | | $109,416 | $2,343 | $104,474 | $3,703 | $162,419 | $33,216 |
| Electrical insulators, of ceramics | $2,186 | $532,395 | $6,195 | $26,196 | $75,505 | $16,456 | |
| Electrical insulators of any mat. other than glass & ceramics | $622,673 | $1,074,278 | $3,525,096 | $1,573,765 | $600,450 | $101,956 | $735,849 |
| Total | $624,859 | $1,716,089 | $3,533,634 | $1,704,435 | $679,658 | $280,831 | $769,065 |
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