街頭生存指南：城市狹縫求生兼作樂的第一堂課 (二手書交易資訊)

[{"sale_price":869,"disc":310,"prod_count":5,"sale_month":"201803","avg_price":173,"avg_disc":62},{"sale_price":757,"disc":270,"prod_count":4,"sale_month":"201804","avg_price":189,"avg_disc":68},{"sale_price":835,"disc":298,"prod_count":5,"sale_month":"201805","avg_price":167,"avg_disc":60},{"sale_price":1302,"disc":465,"prod_count":7,"sale_month":"201806","avg_price":186,"avg_disc":66},{"sale_price":391,"disc":140,"prod_count":2,"sale_month":"201807","avg_price":195,"avg_disc":70},{"sale_price":1003,"disc":359,"prod_count":6,"sale_month":"201808","avg_price":167,"avg_disc":60}]