| Day | Rate | Set date |
|---|---|---|
| 1 April | 254.4100 | 01.04.1999 |
| 2 April | 253.9700 | 02.04.1999 |
| 3 April | 253.9700 | 02.04.1999 |
| 4 April | 253.9700 | 02.04.1999 |
| 5 April | 253.3000 | 05.04.1999 |
| 6 April | 253.1600 | 06.04.1999 |
| 7 April | 254.1200 | 07.04.1999 |
| 8 April | 253.5300 | 08.04.1999 |
| 9 April | 253.3300 | 09.04.1999 |
| 10 April | 253.3300 | 09.04.1999 |
| 11 April | 253.3300 | 09.04.1999 |
| 12 April | 254.8200 | 12.04.1999 |
| 13 April | 253.6900 | 13.04.1999 |
| 14 April | 253.6700 | 14.04.1999 |
| 15 April | 253.6500 | 15.04.1999 |
| 16 April | 252.6800 | 16.04.1999 |
| 17 April | 252.6800 | 16.04.1999 |
| 18 April | 252.6800 | 16.04.1999 |
| 19 April | 251.5200 | 19.04.1999 |
| 20 April | 251.2700 | 20.04.1999 |
| 21 April | 250.2100 | 21.04.1999 |
| 22 April | 249.4900 | 22.04.1999 |
| 23 April | 251.6000 | 23.04.1999 |
| 24 April | 251.6000 | 23.04.1999 |
| 25 April | 251.6000 | 23.04.1999 |
| 26 April | 250.7000 | 26.04.1999 |
| 27 April | 250.7400 | 27.04.1999 |
| 28 April | 251.2700 | 28.04.1999 |
| 29 April | 250.5800 | 29.04.1999 |
| 30 April | 250.5200 | 30.04.1999 |