日期	有票	均价	涨幅
2025-05-08	18400-18500	18450	+30
2025-05-07	18370-18470	18420	-240
2025-05-06	18610-18710	18660	-190
2025-04-30	18800-18900	18850	+30
2025-04-29	18770-18870	18820	+40
2025-04-28	18730-18830	18780	-110
2025-04-25	18840-18940	18890	+80
2025-04-24	18760-18860	18810	+60
2025-04-23	18700-18800	18750	+40
2025-04-22	18660-18760	18710	-70
2025-04-21	18730-18830	18780	+100
2025-04-18	18630-18730	18680	+20