| Date | Rate |
|---|---|
| 2020/1/31 | 0.183 |
| 2020/1/30 | 0.186 |
| 2020/1/22 | 0.229 |
| 2020/1/21 | 0.181 |
| 2020/1/20 | 0.189 |
| 2020/1/17 | 0.180 |
| 2020/1/16 | 0.178 |
| 2020/1/15 | 0.175 |
| 2020/1/14 | 0.171 |
| 2020/1/13 | 0.176 |
| 2020/1/10 | 0.179 |
| 2020/01/09 | 0.181 |
| 2020/01/08 | 0.179 |
| 2020/01/07 | 0.175 |
| 2020/01/06 | 0.176 |
| 2020/01/03 | 0.175 |
| 2020/01/02 | 0.175 |
| 2019/12/31 | 0.178 |
| 2019/12/30 | 0.175 |
| 2019/12/27 | 0.176 |
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