[{"sale_price":829,"disc":244,"prod_count":4,"sale_month":"202009","avg_price":207,"avg_disc":61},{"sale_price":140,"disc":"41","prod_count":1,"sale_month":"202011","avg_price":140,"avg_disc":41},{"sale_price":231,"disc":"68","prod_count":1,"sale_month":"202012","avg_price":231,"avg_disc":68},{"sale_price":214,"disc":"63","prod_count":1,"sale_month":"202102","avg_price":214,"avg_disc":63}]
最近成交價(折扣)