| Day | Rate | Set date |
|---|---|---|
| 1 February | 9.8030 | 01.02.2018 |
| 2 February | 9.8223 | 02.02.2018 |
| 3 February | 9.8223 | 02.02.2018 |
| 4 February | 9.8223 | 02.02.2018 |
| 5 February | 9.8338 | 05.02.2018 |
| 6 February | 9.8685 | 06.02.2018 |
| 7 February | 9.8585 | 07.02.2018 |
| 8 February | 9.8968 | 08.02.2018 |
| 9 February | 9.9448 | 09.02.2018 |
| 10 February | 9.9448 | 09.02.2018 |
| 11 February | 9.9448 | 09.02.2018 |
| 12 February | 9.9195 | 12.02.2018 |
| 13 February | 9.9388 | 13.02.2018 |
| 14 February | 9.9305 | 14.02.2018 |
| 15 February | 9.9180 | 15.02.2018 |
| 16 February | 9.9140 | 16.02.2018 |
| 17 February | 9.9140 | 16.02.2018 |
| 18 February | 9.9140 | 16.02.2018 |
| 19 February | 9.9155 | 19.02.2018 |
| 20 February | 9.9688 | 20.02.2018 |
| 21 February | 9.9648 | 21.02.2018 |
| 22 February | 9.9963 | 22.02.2018 |
| 23 February | 10.0583 | 23.02.2018 |
| 24 February | 10.0583 | 23.02.2018 |
| 25 February | 10.0583 | 23.02.2018 |
| 26 February | 10.0435 | 26.02.2018 |
| 27 February | 10.0800 | 27.02.2018 |
| 28 February | 10.0923 | 28.02.2018 |