[{"sale_price":853,"disc":304,"prod_count":7,"sale_month":"202009","avg_price":121,"avg_disc":43},{"sale_price":291,"disc":104,"prod_count":2,"sale_month":"202011","avg_price":145,"avg_disc":52},{"sale_price":180,"disc":"64","prod_count":1,"sale_month":"202012","avg_price":180,"avg_disc":64},{"sale_price":450,"disc":161,"prod_count":3,"sale_month":"202102","avg_price":150,"avg_disc":54}]
最近成交價(折扣)