[{"sale_price":200,"disc":66,"prod_count":2,"sale_month":"202202","avg_price":100,"avg_disc":33},{"sale_price":100,"disc":"33","prod_count":1,"sale_month":"202203","avg_price":100,"avg_disc":33},{"sale_price":130,"disc":"43","prod_count":1,"sale_month":"202204","avg_price":130,"avg_disc":43},{"sale_price":49,"disc":"16","prod_count":1,"sale_month":"202206","avg_price":49,"avg_disc":16}]
最近成交價(折扣)