| Day | Rate | Set date |
|---|---|---|
| 4 January | 1.9100 | 04.01.1999 |
| 5 January | 1.8944 | 05.01.1999 |
| 6 January | 1.8820 | 06.01.1999 |
| 7 January | 1.8474 | 07.01.1999 |
| 8 January | 1.8406 | 08.01.1999 |
| 9 January | 1.8406 | 08.01.1999 |
| 10 January | 1.8406 | 08.01.1999 |
| 11 January | 1.8134 | 11.01.1999 |
| 12 January | 1.8090 | 12.01.1999 |
| 13 January | 1.8620 | 13.01.1999 |
| 14 January | 1.8353 | 14.01.1999 |
| 15 January | 1.8388 | 15.01.1999 |
| 16 January | 1.8388 | 15.01.1999 |
| 17 January | 1.8388 | 15.01.1999 |
| 18 January | 1.8292 | 18.01.1999 |
| 19 January | 1.8295 | 19.01.1999 |
| 20 January | 1.8064 | 20.01.1999 |
| 21 January | 1.8171 | 21.01.1999 |
| 22 January | 1.8225 | 22.01.1999 |
| 23 January | 1.8225 | 22.01.1999 |
| 24 January | 1.8225 | 22.01.1999 |
| 25 January | 1.8317 | 25.01.1999 |
| 26 January | 1.8391 | 26.01.1999 |
| 27 January | 1.8313 | 27.01.1999 |
| 28 January | 1.8262 | 28.01.1999 |
| 29 January | 1.8087 | 29.01.1999 |
| 30 January | 1.8087 | 29.01.1999 |
| 31 January | 1.8087 | 29.01.1999 |