| Tournament | Round | Mercia Cadan | Joy Duggan |
| 22.06.2003 Nunawading (VIC) | 1 | 250 | 356 |
| 16.05.2004 Dandenong (VIC) | 5 | 314 | 434 |
| 15.05.2005 Dandenong (VIC) | 2 | 367 | 406 |
| 03.07.2005 Nunawading (VIC) | 3 | 311 | 382 |
| Head-to-head after 4 games | 0 | 4 | |
| Average score | 310.5 | 394.5 | |
| Spread: | -336 | 336 | |