Date	Rate
2020/11/23	0.08
2020/11/20	0.082
2020/11/19	0.082
2020/11/18	0.080
2020/11/17	0.079
2020/11/16	0.082
2020/11/13	0.08
2020/11/12	0.079
2020/11/11	0.077
2020/11/10	0.078
2020/11/09	0.08
2020/11/06	0.082
2020/11/05	0.079
2020/11/04	0.079
2020/11/03	0.079
2020/11/02	0.079
2020/10/30	0.082
2020/10/29	0.08
2020/10/28	0.082
2020/10/27	0.085