| Day | Rate | Set date |
|---|---|---|
| 4 January | 1.6168 | 04.01.1999 |
| 5 January | 1.6123 | 05.01.1999 |
| 6 January | 1.6116 | 06.01.1999 |
| 7 January | 1.6165 | 07.01.1999 |
| 8 January | 1.6138 | 08.01.1999 |
| 9 January | 1.6138 | 08.01.1999 |
| 10 January | 1.6138 | 08.01.1999 |
| 11 January | 1.6104 | 11.01.1999 |
| 12 January | 1.6072 | 12.01.1999 |
| 13 January | 1.5931 | 13.01.1999 |
| 14 January | 1.5934 | 14.01.1999 |
| 15 January | 1.5984 | 15.01.1999 |
| 16 January | 1.5984 | 15.01.1999 |
| 17 January | 1.5984 | 15.01.1999 |
| 18 January | 1.6004 | 18.01.1999 |
| 19 January | 1.6001 | 19.01.1999 |
| 20 January | 1.6024 | 20.01.1999 |
| 21 January | 1.6030 | 21.01.1999 |
| 22 January | 1.5983 | 22.01.1999 |
| 23 January | 1.5983 | 22.01.1999 |
| 24 January | 1.5983 | 22.01.1999 |
| 25 January | 1.5966 | 25.01.1999 |
| 26 January | 1.6022 | 26.01.1999 |
| 27 January | 1.6082 | 27.01.1999 |
| 28 January | 1.6129 | 28.01.1999 |
| 29 January | 1.6123 | 29.01.1999 |
| 30 January | 1.6123 | 29.01.1999 |
| 31 January | 1.6123 | 29.01.1999 |