日期	单位净值
2012-03-20	0.7688
2012-03-16	0.7934
2012-03-09	0.8199
2012-03-02	0.8300
2012-02-24	0.8436
2012-02-20	0.8194
2012-02-17	0.8119
2012-02-10	0.7817
2012-02-03	0.7853
2012-01-20	0.7959
2012-01-13	0.7863
2012-01-06	0.7645
2011-12-30	0.7655
2011-12-23	0.7537
2011-12-20	0.7721
2011-12-16	0.7820