日期	单位净值
2017-12-22	2.9077
2017-12-20	2.8775
2017-12-15	2.7863
2017-12-08	2.7194
2017-12-01	2.6975
2017-11-24	2.7108
2017-11-20	2.8870
2017-11-17	2.9689
2017-11-10	2.8151
2017-11-03	2.6865
2017-10-27	2.6496
2017-10-20	2.4280
2017-10-13	2.4310
2017-09-29	2.3076
2017-09-22	2.2647
2017-09-20	2.2537