日期	单位净值
2014-02-28	0.9780
2014-02-21	1.0142
2014-02-20	1.0262
2014-02-14	1.0177
2014-02-07	0.9813
2014-01-24	0.9837
2014-01-20	0.9273
2014-01-17	0.9275
2014-01-10	0.9076
2014-01-03	0.9382
2013-12-27	0.9247
2013-12-20	0.8949
2013-12-13	0.9283
2013-12-06	0.9047
2013-11-29	0.9324
2013-11-22	0.8977