日期	有票	均价	涨幅
2021-12-29	19900-19960	19930	110
2021-12-28	19790-19850	19820	-60
2021-12-27	19850-19910	19880	-290
2021-12-24	20140-20200	20170	10
2021-12-23	20130-20190	20160	510
2021-12-22	19620-19680	19650	140
2021-12-21	19480-19540	19510	-160
2021-12-20	19640-19700	19670	190
2021-12-17	19450-19510	19480	370
2021-12-16	19080-19140	19110	-40
2021-12-15	19120-19180	19150	20
2021-12-14	19100-19160	19130	370