[{"sale_price":145,"disc":"48","prod_count":1,"sale_month":"202009","avg_price":145,"avg_disc":48},{"sale_price":320,"disc":106,"prod_count":2,"sale_month":"202010","avg_price":160,"avg_disc":53},{"sale_price":454,"disc":151,"prod_count":3,"sale_month":"202101","avg_price":151,"avg_disc":50},{"sale_price":90,"disc":"30","prod_count":1,"sale_month":"202103","avg_price":90,"avg_disc":30}]
最近成交價(折扣)