|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Electrical insulators, of glass | $185 | | | | | $1,372 | $110,750 |
| Electrical insulators, of ceramics | $2,988,395 | $3,735,568 | $2,117,937 | $1,286,414 | $40,268 | $24,665 | $166,356 |
| Electrical insulators of any mat. other than glass & ceramics | $149,181 | $63,754 | $63,907 | $17,216 | $8,580 | $209,671 | $37,568 |
| Total | $3,137,761 | $3,799,322 | $2,181,844 | $1,303,630 | $48,848 | $235,708 | $314,674 |
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