日期	单位净值
2015-02-20	1.2066
2015-02-13	1.1866
2015-02-06	1.1424
2015-01-30	1.2004
2015-01-23	1.2463
2015-01-16	1.2804
2015-01-09	1.2753
2014-12-31	1.2472
2014-12-26	1.2150
2014-12-19	1.2048
2014-12-12	1.1311
2014-12-05	1.1229
2014-11-28	1.0314
2014-11-21	0.9964
2014-11-14	0.9932
2014-11-07	0.9664