Date	Rate
2013/7/4	0.384
2013/7/3	0.386
2013/7/2	0.386
2013/7/1	0.386
2013/6/28	0.392
2013/6/27	0.388
2013/6/26	0.387
2013/6/25	0.387
2013/6/24	0.386
2013/6/21	0.386
2013/6/20	0.386
2013/6/19	0.384
2013/6/18	0.385
2013/6/17	0.386
2013/6/14	0.386
2013/6/13	0.386
2013/6/11	0.385
2013/6/10	0.386
2013/6/7	0.386
2013/6/6	0.385