日期	单位净值
2015-12-31	2.7880
2015-12-25	2.8130
2015-12-18	2.8193
2015-12-11	2.7375
2015-12-04	2.7485
2015-11-27	2.7653
2015-11-20	2.8139
2015-11-13	2.7850
2015-11-06	2.7375
2015-10-30	2.6938
2015-10-23	2.7124
2015-10-20	2.6916
2015-10-16	2.6427
2015-10-09	2.5405
2015-09-30	2.5269
2015-09-25	2.5634