[{"sale_price":45,"disc":"19","prod_count":1,"sale_month":"202012","avg_price":45,"avg_disc":19},{"sale_price":45,"disc":"19","prod_count":1,"sale_month":"202101","avg_price":45,"avg_disc":19},{"sale_price":187,"disc":78,"prod_count":2,"sale_month":"202103","avg_price":93,"avg_disc":39},{"sale_price":60,"disc":"25","prod_count":1,"sale_month":"202104","avg_price":60,"avg_disc":25}]
最近成交價(折扣)