Commodity2005200620072008200920102011
Filing cabinets, card-index cabinets, paper trays, paper rests, pen trays, ...$475,413$529,516$1,557,476$1,933,279$729,978$1,417,688$2,830,570
Total$475,413$529,516$1,557,476$1,933,279$729,978$1,417,688$2,830,570