[{"sale_price":80,"disc":"29","prod_count":1,"sale_month":"202010","avg_price":80,"avg_disc":29},{"sale_price":45,"disc":"16","prod_count":1,"sale_month":"202011","avg_price":45,"avg_disc":16},{"sale_price":265,"disc":95,"prod_count":3,"sale_month":"202101","avg_price":88,"avg_disc":32},{"sale_price":275,"disc":98,"prod_count":3,"sale_month":"202103","avg_price":91,"avg_disc":33}]
最近成交價(折扣)