日期	有票	均价	涨幅
2021-01-26	14940-14980	14960	-80
2021-01-25	15020-15060	15040	30
2021-01-22	14990-15030	15010	-20
2021-01-21	15010-15050	15030	260
2021-01-20	14750-14790	14770	-50
2021-01-19	14800-14840	14820	-240
2021-01-18	15040-15080	15060	120
2021-01-15	14920-14960	14940	210
2021-01-14	14710-14750	14730	-120
2021-01-13	14830-14870	14850	-210
2021-01-12	15040-15080	15060	-340
2021-01-11	15380-15420	15400	-300