|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Slates & boards, with writing/drawing surfaces, whether or not framed | $324,635 | $216,031 | $329,490 | $673,506 | $739,860 | $1,078,341 | $1,244,799 |
| Total | $324,635 | $216,031 | $329,490 | $673,506 | $739,860 | $1,078,341 | $1,244,799 |
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