不寂寞，也不愛情 (二手書交易資訊)

[{"sale_price":45,"disc":"18","prod_count":1,"sale_month":"202007","avg_price":45,"avg_disc":18},{"sale_price":150,"disc":60,"prod_count":3,"sale_month":"202008","avg_price":50,"avg_disc":20},{"sale_price":95,"disc":38,"prod_count":2,"sale_month":"202009","avg_price":47,"avg_disc":19},{"sale_price":90,"disc":36,"prod_count":2,"sale_month":"202010","avg_price":45,"avg_disc":18},{"sale_price":323,"disc":129,"prod_count":6,"sale_month":"202012","avg_price":53,"avg_disc":22},{"sale_price":180,"disc":72,"prod_count":4,"sale_month":"202101","avg_price":45,"avg_disc":18}]