[{"sale_price":509,"disc":113,"prod_count":2,"sale_month":"202011","avg_price":254,"avg_disc":57},{"sale_price":519,"disc":115,"prod_count":2,"sale_month":"202012","avg_price":259,"avg_disc":58},{"sale_price":514,"disc":114,"prod_count":2,"sale_month":"202101","avg_price":257,"avg_disc":57},{"sale_price":560,"disc":124,"prod_count":2,"sale_month":"202102","avg_price":280,"avg_disc":62}]
最近成交價(折扣)