日期	有票	均价	涨幅
2023-04-20	19170-19230	19200	+70
2023-04-19	19100-19160	19130	+160
2023-04-18	18940-19000	18970	+100
2023-04-17	18840-18900	18870	+50
2023-04-14	18790-18850	18820	+170
2023-04-13	18620-18680	18650	+50
2023-04-12	18570-18630	18600	+90
2023-04-11	18480-18540	18510	-240
2023-04-10	18720-18780	18750	-30
2023-04-07	18750-18810	18780	+20
2023-04-06	18730-18790	18760	+40
2023-04-04	18690-18750	18720	-10