日期	有票	均价	涨幅
2021-12-24	18870-18970	18920	0
2021-12-23	18870-18970	18920	410
2021-12-22	18460-18560	18510	180
2021-12-21	18280-18380	18330	-180
2021-12-20	18460-18560	18510	170
2021-12-17	18290-18390	18340	330
2021-12-16	17960-18060	18010	60
2021-12-15	17900-18000	17950	-50
2021-12-14	17950-18050	18000	310
2021-12-13	17640-17740	17690	-60
2021-12-10	17700-17800	17750	90
2021-12-09	17610-17710	17660	-60