Date	Rate
2013/4/9	0.387
2013/4/8	0.387
2013/4/3	0.387
2013/4/2	0.387
2013/4/1	0.387
2013/3/29	0.387
2013/3/28	0.387
2013/3/27	0.387
2013/3/26	0.387
2013/3/25	0.386
2013/3/22	0.387
2013/3/21	0.388
2013/3/20	0.386
2013/3/19	0.387
2013/3/18	0.387
2013/3/15	0.387
2013/3/14	0.387
2013/3/13	0.387
2013/3/12	0.387
2013/3/11	0.386