| Tournament | Round | Annette Nienaber | Muriel Berman |
| 05.12.1999 Marathon December (WA) | 2 | 426 | 279 |
| 27.03.2000 Nedlands (WA) | 1 | 398 | 394 |
| 08.07.2000 Bassendean (WA) | 3 | 349 | 448 |
| 14.01.2001 WA Open (WA) | 7 | 394 | 328 |
| Head-to-head after 4 games | 3 | 1 | |
| Average score | 391.75 | 362.25 | |
| Spread: | 118 | -118 | |