|
| Commodity | 2005 | 2007 | 2008 |
| Electrical insulators, of glass | $645,114 | $429,569 | $234,785 |
| Electrical insulators, of ceramics | $2,755,800 | $1,675,373 | $11,416,761 |
| Electrical insulators of any mat. other than glass & ceramics | $11,380,388 | $17,146,738 | $12,881,075 |
| Total | $14,781,302 | $19,251,680 | $24,532,621 |
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