| Tournament | Round | Marge Roberts | Max Johnson |
| 15.02.1998 Fremantle (WA) | 4 | 334 | 317 |
| 31.05.1998 Melville (WA) | 6 | 413 | 261 |
| 02.08.1998 Bassendean (WA) | 5 | 311 | 332 |
| 18.10.1998 Rockingham (WA) | 6 | 278 | 326 |
| 27.05.2001 Melville (WA) | 4 | 335 | 425 |
| Head-to-head after 5 games | 2 | 3 | |
| Average score | 334.2 | 332.2 | |
| Spread: | 10 | -10 | |