| Day | Rate | Set date |
|---|---|---|
| 1 August | 77.8000 | 30.07.1999 |
| 2 August | 77.6300 | 02.08.1999 |
| 3 August | 77.5800 | 03.08.1999 |
| 4 August | 77.9400 | 04.08.1999 |
| 5 August | 78.1700 | 05.08.1999 |
| 6 August | 78.0500 | 06.08.1999 |
| 7 August | 78.0500 | 06.08.1999 |
| 8 August | 78.0500 | 06.08.1999 |
| 9 August | 77.9800 | 09.08.1999 |
| 10 August | 78.0000 | 10.08.1999 |
| 11 August | 77.5100 | 11.08.1999 |
| 12 August | 77.5700 | 12.08.1999 |
| 13 August | 77.5700 | 13.08.1999 |
| 14 August | 77.5700 | 13.08.1999 |
| 15 August | 77.5700 | 13.08.1999 |
| 16 August | 77.0200 | 16.08.1999 |
| 17 August | 77.0700 | 17.08.1999 |
| 18 August | 76.9200 | 18.08.1999 |
| 19 August | 76.6500 | 19.08.1999 |
| 20 August | 76.6500 | 20.08.1999 |
| 21 August | 76.6500 | 20.08.1999 |
| 22 August | 76.6500 | 20.08.1999 |
| 23 August | 76.9500 | 23.08.1999 |
| 24 August | 76.7500 | 24.08.1999 |
| 25 August | 76.5400 | 25.08.1999 |
| 26 August | 76.9200 | 26.08.1999 |
| 27 August | 76.8600 | 27.08.1999 |
| 28 August | 76.8600 | 27.08.1999 |
| 29 August | 76.8600 | 27.08.1999 |
| 30 August | 76.8200 | 30.08.1999 |
| 31 August | 76.9100 | 31.08.1999 |