[{"sale_price":240,"disc":53,"prod_count":2,"sale_month":"202011","avg_price":120,"avg_disc":27},{"sale_price":55,"disc":"12","prod_count":1,"sale_month":"202012","avg_price":55,"avg_disc":12},{"sale_price":285,"disc":63,"prod_count":2,"sale_month":"202101","avg_price":142,"avg_disc":32},{"sale_price":210,"disc":"47","prod_count":1,"sale_month":"202102","avg_price":210,"avg_disc":47}]
最近成交價(折扣)