|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Electrical insulators, of glass | $80,141 | | $152,573 | $110,402 | $189,196 | $482,984 | $18,529 |
| Electrical insulators, of ceramics | $40,414 | $166,357 | $112,706 | $183,654 | $709,760 | $636,083 | $252,266 |
| Electrical insulators of any mat. other than glass & ceramics | $1,440 | $10,646 | $27,356 | $502,568 | $1,241,238 | $4,296,848 | $344,113 |
| Total | $121,995 | $177,003 | $292,635 | $796,624 | $2,140,194 | $5,415,915 | $614,908 |
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