日期	单位净值
2014-05-23	1.0126
2014-05-16	1.0117
2014-05-09	1.0138
2014-04-30	1.0090
2014-04-25	1.0083
2014-04-18	1.0091
2014-04-11	1.0071
2014-04-04	1.0063
2014-03-31	1.0082
2014-03-28	1.0080
2014-03-21	1.0071
2014-03-14	0.9985
2014-03-07	1.0098
2014-02-28	1.0078
2014-02-21	1.0017
2014-02-14	1.0025