日期	有票	均价	涨幅
2025-05-20	20330-20430	20380	-10
2025-05-19	20340-20440	20390	-20
2025-05-16	20360-20460	20410	-100
2025-05-15	20460-20560	20510	+110
2025-05-14	20350-20450	20400	+200
2025-05-13	20150-20250	20200	+190
2025-05-12	19960-20060	20010	+200
2025-05-08	19780-19880	19830	+30
2025-05-07	19750-19850	19800	-260
2025-05-06	20010-20110	20060	-190
2025-04-30	20200-20300	20250	+30
2025-04-29	20170-20270	20220	+40