[{"sale_price":215,"disc":72,"prod_count":2,"sale_month":"202010","avg_price":107,"avg_disc":36},{"sale_price":200,"disc":67,"prod_count":2,"sale_month":"202011","avg_price":100,"avg_disc":34},{"sale_price":70,"disc":"23","prod_count":1,"sale_month":"202101","avg_price":70,"avg_disc":23},{"sale_price":145,"disc":48,"prod_count":2,"sale_month":"202103","avg_price":72,"avg_disc":24}]
最近成交價(折扣)