{"数据来源":"https://bbcb.cc/","_meta":{"中文表名":"粮食价格趋势","分组字段":["品种","省份"],"分组筛选内容":{"品种":"贸易粮","省份":"上海市"},"记录数":12,"生成时间":"2026-10-10T17:35:15"},"数据":[{"品种":"贸易粮","省份":"上海市","日期":"2026-09-28","价格":1.0,"数量":201400.0},{"品种":"贸易粮","省份":"上海市","日期":"2026-09-21","价格":1.0,"数量":2400000.0},{"品种":"贸易粮","省份":"上海市","日期":"2026-09-14","价格":1.0,"数量":150000.0},{"品种":"贸易粮","省份":"上海市","日期":"2026-08-10","价格":900.0,"数量":128.0},{"品种":"贸易粮","省份":"上海市","日期":"2026-07-29","价格":4.0,"数量":163500.0},{"品种":"贸易粮","省份":"上海市","日期":"2026-06-23","价格":1.0,"数量":200000.0},{"品种":"贸易粮","省份":"上海市","日期":"2026-04-28","价格":1.0,"数量":50000.0},{"品种":"贸易粮","省份":"上海市","日期":"2025-12-26","价格":1.0,"数量":13167000.0},{"品种":"贸易粮","省份":"上海市","日期":"2025-12-11","价格":9515.0,"数量":14.0},{"品种":"贸易粮","省份":"上海市","日期":"2025-09-24","价格":1.0,"数量":200000.0},{"品种":"贸易粮","省份":"上海市","日期":"2025-07-18","价格":1.0,"数量":469500.0},{"品种":"贸易粮","省份":"上海市","日期":"2025-05-13","价格":1.0,"数量":1600000.0}]}