[{"sale_price":1205,"disc":268,"prod_count":4,"sale_month":"202009","avg_price":301,"avg_disc":67},{"sale_price":325,"disc":"72","prod_count":1,"sale_month":"202010","avg_price":325,"avg_disc":72},{"sale_price":230,"disc":"51","prod_count":1,"sale_month":"202012","avg_price":230,"avg_disc":51},{"sale_price":310,"disc":"69","prod_count":1,"sale_month":"202102","avg_price":310,"avg_disc":69}]
最近成交價(折扣)