[{"sale_price":96,"disc":"30","prod_count":1,"sale_month":"202009","avg_price":96,"avg_disc":30},{"sale_price":220,"disc":68,"prod_count":2,"sale_month":"202010","avg_price":110,"avg_disc":34},{"sale_price":120,"disc":"38","prod_count":1,"sale_month":"202011","avg_price":120,"avg_disc":38},{"sale_price":77,"disc":"24","prod_count":1,"sale_month":"202012","avg_price":77,"avg_disc":24}]
最近成交價(折扣)