| Day | Rate | Set date |
|---|---|---|
| 2 January | 22.8900 | .. |
| 3 January | 23.6800 | .. |
| 4 January | 23.4100 | .. |
| 5 January | 23.0800 | .. |
| 8 January | 21.6200 | .. |
| 9 January | 22.0700 | .. |
| 10 January | 22.9000 | .. |
| 11 January | 23.1400 | .. |
| 12 January | 23.1300 | .. |
| 15 January | 22.3600 | .. |
| 16 January | 22.7800 | .. |
| 17 January | 22.1000 | .. |
| 18 January | 22.7600 | .. |
| 19 January | 23.6700 | .. |
| 22 January | 22.5500 | .. |
| 23 January | 21.6000 | .. |
| 24 January | 21.5900 | .. |
| 25 January | 22.2400 | .. |
| 26 January | 22.5600 | .. |
| 29 January | 22.8000 | .. |
| 30 January | 22.4600 | .. |
| 31 January | 22.6800 | .. |