[{"sale_price":887,"disc":234,"prod_count":5,"sale_month":"202009","avg_price":177,"avg_disc":47},{"sale_price":903,"disc":238,"prod_count":4,"sale_month":"202010","avg_price":225,"avg_disc":60},{"sale_price":170,"disc":"45","prod_count":1,"sale_month":"202012","avg_price":170,"avg_disc":45},{"sale_price":469,"disc":123,"prod_count":3,"sale_month":"202102","avg_price":156,"avg_disc":41}]
最近成交價(折扣)