| Day | Rate | Set date |
|---|---|---|
| 1 February | 79.6600 | 01.02.1999 |
| 2 February | 79.5000 | 02.02.1999 |
| 3 February | 79.6000 | 03.02.1999 |
| 4 February | 79.3200 | 04.02.1999 |
| 5 February | 79.4400 | 05.02.1999 |
| 6 February | 79.4400 | 05.02.1999 |
| 7 February | 79.4400 | 05.02.1999 |
| 8 February | 79.3500 | 08.02.1999 |
| 9 February | 79.5800 | 09.02.1999 |
| 10 February | 79.6500 | 10.02.1999 |
| 11 February | 79.7000 | 11.02.1999 |
| 12 February | 79.6100 | 12.02.1999 |
| 13 February | 79.6100 | 12.02.1999 |
| 14 February | 79.6100 | 12.02.1999 |
| 15 February | 79.5100 | 15.02.1999 |
| 16 February | 79.6800 | 16.02.1999 |
| 17 February | 79.9200 | 17.02.1999 |
| 18 February | 79.9300 | 18.02.1999 |
| 19 February | 79.7500 | 19.02.1999 |
| 20 February | 79.7500 | 19.02.1999 |
| 21 February | 79.7500 | 19.02.1999 |
| 22 February | 79.5700 | 22.02.1999 |
| 23 February | 79.3600 | 23.02.1999 |
| 24 February | 79.5400 | 24.02.1999 |
| 25 February | 79.4900 | 25.02.1999 |
| 26 February | 79.5500 | 26.02.1999 |
| 27 February | 79.5500 | 26.02.1999 |
| 28 February | 79.5500 | 26.02.1999 |