Date	Rate
2014/9/4	0.386
2014/9/3	0.385
2014/9/2	0.386
2014/9/1	0.386
2014/8/29	0.388
2014/8/28	0.388
2014/8/27	0.387
2014/8/26	0.387
2014/8/25	0.386
2014/8/22	0.385
2014/8/21	0.386
2014/8/20	0.386
2014/8/19	0.387
2014/8/18	0.386
2014/8/15	0.386
2014/8/14	0.387
2014/8/13	0.387
2014/8/12	0.386
2014/8/11	0.386
2014/8/08	0.386