| Wk | Date | Pos |
|---|---|---|
| 1 | 15 Jun 1981 | 4 |
| 2 | 22 Jun 1981 | 1 |
| 3 | 29 Jun 1981 | 1 |
| 4 | 6 Jul 1981 | 1 |
| 5 | 13 Jul 1981 | 1 |
| 6 | 20 Jul 1981 | 2 |
| 7 | 27 Jul 1981 | 4 |
| 8 | 3 Aug 1981 | 9 |
| 9 | 10 Aug 1981 | 12 |
| 10 | 17 Aug 1981 | 18 |
| 11 | 24 Aug 1981 | 23 |
| 12 | 31 Aug 1981 | 29 |
| 13 | 7 Sep 1981 | 33 |
| 14 | 14 Sep 1981 | 38 |
| 15 | 28 Sep 1981 | 40 |