[{"sale_price":130,"disc":"43","prod_count":1,"sale_month":"202009","avg_price":130,"avg_disc":43},{"sale_price":73,"disc":"24","prod_count":1,"sale_month":"202010","avg_price":73,"avg_disc":24},{"sale_price":230,"disc":77,"prod_count":2,"sale_month":"202011","avg_price":115,"avg_disc":39},{"sale_price":60,"disc":"20","prod_count":1,"sale_month":"202102","avg_price":60,"avg_disc":20}]
最近成交價(折扣)