Date	Rate
2013/7/16	0.385
2013/7/15	0.385
2013/7/12	0.387
2013/7/11	0.386
2013/7/10	0.385
2013/7/9	0.385
2013/7/8	0.387
2013/7/5	0.387
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