|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Electrical insulators, of glass | $97,092 | $637,951 | $1,580,357 | $30,598 | $77,640 | $3,409 | $54,716 |
| Electrical insulators, of ceramics | $91,513 | $3,418 | $126,844 | $30,879 | $141,587 | $34,411 | $20,288 |
| Electrical insulators of any mat. other than glass & ceramics | $168,890 | $112,486 | $881,941 | $280,386 | $115,234 | $299,202 | $154,572 |
| Total | $357,495 | $753,855 | $2,589,142 | $341,863 | $334,461 | $337,022 | $229,576 |
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