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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Filing cabinets, card-index cabinets, paper trays, paper rests, pen trays, ... | $187,544 | $235,557 | $119,220 | $140,420 | $88,409 | $482,094 | $62,643 |
| Total | $187,544 | $235,557 | $119,220 | $140,420 | $88,409 | $482,094 | $62,643 |
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