[{"sale_price":388,"disc":102,"prod_count":2,"sale_month":"202007","avg_price":194,"avg_disc":51},{"sale_price":480,"disc":126,"prod_count":2,"sale_month":"202008","avg_price":240,"avg_disc":63},{"sale_price":276,"disc":"73","prod_count":1,"sale_month":"202012","avg_price":276,"avg_disc":73},{"sale_price":622,"disc":164,"prod_count":3,"sale_month":"202101","avg_price":207,"avg_disc":55}]
最近成交價(折扣)