https://xinm123.nfncb.cn/zhishu.html时间指数均价（元/斤）2014/01/02102.815.20快速鸡折线2014/01/0397.734.95122014/01/04103.135.222014/01/05104.015.262014/01/06101.725.15102014/01/0799.625.042014/01/08100.975.1187.612014/01/0998.624.996.887.657.152014/01/1093.354.7262014/01/1176.303.862014/01/1276.673.884.7744.352014/01/1377.723.933.222014/01/1478.893.992.732014/01/1578.833.9922014/200114/200314/200614/200914/210215/200215/200515/200815/210116/200116/200416/200716/210016/210217/200317/200617/200917/210118/200218/200518/200818/21012014/01/1680.164.062014/01/1778.593.982014/01/1876.543.872014/01/1976.893.892014/01/2082.954.202014/01/2190.054.562014/01/2290.28...