Date	Rate
2011/11/1	0.397
2011/10/31	0.397
2011/10/28	0.396
2011/10/27	0.397
2011/10/26	0.396
2011/10/25	0.395
2011/10/24	0.396
2011/10/21	0.394
2011/10/20	0.394
2011/10/19	0.393
2011/10/18	0.393
2011/10/17	0.395
2011/10/14	0.395
2011/10/13	0.395
2011/10/12	0.394
2011/10/11	0.393
2011/10/7	0.394
2011/10/6	0.394
2011/10/5	0.395
2011/10/4	0.396