日期	有票	均价	涨幅
2023-02-28	18310-18370	18340	0
2023-02-27	18310-18370	18340	-170
2023-02-24	18480-18540	18510	-120
2023-02-23	18600-18660	18630	0
2023-02-22	18600-18660	18630	+20
2023-02-21	18580-18640	18610	-70
2023-02-20	18650-18710	18680	+230
2023-02-17	18420-18480	18450	+20
2023-02-16	18400-18460	18430	-70
2023-02-15	18470-18530	18500	+30
2023-02-14	18440-18500	18470	0
2023-02-13	18440-18500	18470	-110