[{"sale_price":110,"disc":"39","prod_count":1,"sale_month":"202008","avg_price":110,"avg_disc":39},{"sale_price":120,"disc":"43","prod_count":1,"sale_month":"202010","avg_price":120,"avg_disc":43},{"sale_price":305,"disc":109,"prod_count":2,"sale_month":"202012","avg_price":152,"avg_disc":55},{"sale_price":130,"disc":"46","prod_count":1,"sale_month":"202101","avg_price":130,"avg_disc":46}]
最近成交價(折扣)