日期	有票	均价	涨幅
2021-02-26	17490-17590	17540	-250
2021-02-25	17740-17840	17790	800
2021-02-24	16940-17040	16990	-40
2021-02-23	16980-17080	17030	60
2021-02-22	16920-17020	16970	320
2021-02-19	16600-16700	16650	140
2021-02-18	16460-16560	16510	450
2021-02-10	16010-16110	16060	0
2021-02-09	16010-16110	16060	160
2021-02-08	15850-15950	15900	160
2021-02-05	15690-15790	15740	210
2021-02-04	15480-15580	15530	260