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| Pos | Date | Title | Artist | >Peak | Weeks |
|---|---|---|---|---|---|
| 1 | 1999-03-07 | When The Going Gets Tough | Boyzone | 1 | 1 |
| 1 | 1999-03-14 | When The Going Gets Tough | Boyzone | 1 | 2 |
| 2 | 1999-03-21 | When The Going Gets Tough | Boyzone | 1 | 3 |
| 6 | 1999-03-28 | When The Going Gets Tough | Boyzone | 1 | 4 |
| 12 | 1999-04-04 | When The Going Gets Tough | Boyzone | 1 | 5 |
| 16 | 1999-04-11 | When The Going Gets Tough | Boyzone | 1 | 6 |
| 22 | 1999-04-18 | When The Going Gets Tough | Boyzone | 1 | 7 |
| 31 | 1999-04-25 | When The Going Gets Tough | Boyzone | 1 | 8 |
| 38 | 1999-05-02 | When The Going Gets Tough | Boyzone | 1 | 9 |
| 47 | 1999-05-09 | When The Going Gets Tough | Boyzone | 1 | 10 |
| 46 | 1999-05-16 | When The Going Gets Tough | Boyzone | 1 | 11 |
| 48 | 1999-05-23 | When The Going Gets Tough | Boyzone | 1 | 12 |
| 57 | 1999-05-30 | When The Going Gets Tough | Boyzone | 1 | 13 |
| 68 | 1999-06-06 | When The Going Gets Tough | Boyzone | 1 | 14 |
| 72 | 1999-07-11 | When The Going Gets Tough | Boyzone | 1 | 15 |
| 57 | 1999-07-18 | When The Going Gets Tough | Boyzone | 1 | 16 |
| 94 | 1999-09-05 | When The Going Gets Tough | Boyzone | 1 | 17 |