|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Electrical insulators, of glass | $668 | | | | | | |
| Electrical insulators, of ceramics | | $426 | $47 | | | | $162 |
| Electrical insulators of any mat. other than glass & ceramics | $833 | $4,558 | $2,680 | $3,715 | $5,015 | $8,426 | $4,783 |
| Total | $1,501 | $4,984 | $2,727 | $3,715 | $5,015 | $8,426 | $4,945 |
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