日期	有票	均价	涨幅
2021-01-12	15230-15330	15280	-380
2021-01-11	15610-15710	15660	-360
2021-01-08	15970-16070	16020	130
2021-01-07	15840-15940	15890	-130
2021-01-06	15970-16070	16020	0
2021-01-05	15970-16070	16020	90
2021-01-04	15880-15980	15930	-140
2020-12-31	16020-16120	16070	-80
2020-12-30	16100-16200	16150	-150
2020-12-29	16250-16350	16300	-390
2020-12-28	16640-16740	16690	-130
2020-12-25	16770-16870	16820	40