| Day | Rate | Set date |
|---|---|---|
| 1 April | 1 321.6200 | 01.04.1999 |
| 2 April | 1 319.6500 | 02.04.1999 |
| 3 April | 1 319.6500 | 02.04.1999 |
| 4 April | 1 319.6500 | 02.04.1999 |
| 5 April | 1 318.8000 | 05.04.1999 |
| 6 April | 1 312.9100 | 06.04.1999 |
| 7 April | 1 321.5900 | 07.04.1999 |
| 8 April | 1 323.1700 | 08.04.1999 |
| 9 April | 1 317.9600 | 09.04.1999 |
| 10 April | 1 317.9600 | 09.04.1999 |
| 11 April | 1 317.9600 | 09.04.1999 |
| 12 April | 1 329.3500 | 12.04.1999 |
| 13 April | 1 315.0500 | 13.04.1999 |
| 14 April | 1 311.0800 | 14.04.1999 |
| 15 April | 1 310.2600 | 15.04.1999 |
| 16 April | 1 297.9600 | 16.04.1999 |
| 17 April | 1 297.9600 | 16.04.1999 |
| 18 April | 1 297.9600 | 16.04.1999 |
| 19 April | 1 284.1800 | 19.04.1999 |
| 20 April | 1 284.1800 | 20.04.1999 |
| 21 April | 1 257.8300 | 21.04.1999 |
| 22 April | 1 262.6700 | 22.04.1999 |
| 23 April | 1 265.2700 | 23.04.1999 |
| 24 April | 1 265.2700 | 23.04.1999 |
| 25 April | 1 265.2700 | 23.04.1999 |
| 26 April | 1 257.4100 | 26.04.1999 |
| 27 April | 1 254.5800 | 27.04.1999 |
| 28 April | 1 257.1700 | 28.04.1999 |
| 29 April | 1 246.9700 | 29.04.1999 |
| 30 April | 1 258.4500 | 30.04.1999 |