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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Filing cabinets, card-index cabinets, paper trays, paper rests, pen trays, ... | $49,269 | $167,455 | $219,408 | $480,240 | $146,414 | $892,652 | $432,671 |
| Total | $49,269 | $167,455 | $219,408 | $480,240 | $146,414 | $892,652 | $432,671 |
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