日期	有票	均价	涨幅
2025-05-15	20340-20380	20360	+160
2025-05-14	20180-20220	20200	+200
2025-05-13	19980-20020	20000	+180
2025-05-12	19800-19840	19820	+220
2025-05-09	19580-19620	19600	0
2025-05-08	19580-19620	19600	0
2025-05-07	19580-19620	19600	-260
2025-05-06	19840-19880	19860	-190
2025-04-30	20030-20070	20050	+30
2025-04-29	20000-20040	20020	+70
2025-04-28	19930-19970	19950	-110
2025-04-25	20040-20080	20060	+80