日期	有票	均价	涨幅
2022-04-28	19530-19630	19580	+80
2022-04-27	19450-19550	19500	-40
2022-04-26	19490-19590	19540	-130
2022-04-25	19620-19720	19670	-820
2022-04-22	20440-20540	20490	0
2022-04-21	20440-20540	20490	+80
2022-04-20	20360-20460	20410	-270
2022-04-19	20630-20730	20680	+190
2022-04-18	20440-20540	20490	+60
2022-04-15	20380-20480	20430	+270
2022-04-14	20110-20210	20160	+350
2022-04-13	19760-19860	19810	+250