|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Electrical insulators, of glass | $33,333 | $18,408 | $19,214 | $18,101 | $26,169 | $6,424 | $1,438,946 |
| Electrical insulators, of ceramics | $54,310 | $137,773 | $68,068 | $148,273 | $114,651 | $2,582,026 | $578,527 |
| Electrical insulators of any mat. other than glass & ceramics | $618,693 | $565,623 | $809,983 | $981,412 | $475,420 | $484,543 | $1,613,929 |
| Total | $706,336 | $721,804 | $897,265 | $1,147,786 | $616,240 | $3,072,993 | $3,631,402 |
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