日期	有票	均价	涨幅
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
2025-04-17	18610-18710	18660	+160
2025-04-16	18450-18550	18500	-20
2025-04-15	18470-18570	18520	-110
2025-04-14	18580-18680	18630	+160
2025-04-11	18420-18520	18470	-200
2025-04-10	18620-18720	18670	+450