日期	单位净值
2016-05-20	3.4996
2016-05-13	3.4996
2016-05-06	3.7295
2016-04-15	3.9139
2016-01-08	6.0508
2015-12-25	1.5274
2015-12-18	1.3602
2015-12-11	1.3644
2015-12-04	1.5065
2015-11-27	1.4855
2015-11-20	1.4711
2015-11-13	1.4571
2015-11-06	1.5406
2015-10-30	1.5260
2015-10-23	1.4403
2015-10-20	1.3557