| Tournament | Round | Mona Stephens | Sylvia Watkins |
| 05.07.1998 Southern Tasmania (TAS) | 4 | 327 | 354 |
| 14.03.1999 Ulverstone (TAS) | 6 | 343 | 347 |
| 27.01.2001 Ulverstone (TAS) | 7 | 348 | 294 |
| 27.10.2001 Tasmanian Championships (TAS) | 2 | 283 | 398 |
| 08.03.2003 Glenorchy (TAS) | 3 | 313 | 395 |
| 31.05.2003 Bellerive (TAS) | 2 | 320 | 331 |
| 19.10.2003 Tasmanian Championships (TAS) | 5 | 299 | 394 |
| 14.03.2004 Launceston (TAS) | 10 | 247 | 390 |
| 01.08.2004 Campbell Town (TAS) | 2 | 290 | 310 |
| 01.08.2004 Campbell Town (TAS) | 14 | 225 | 451 |
| 23.01.2005 Ulverstone (TAS) | 13 | 283 | 452 |
| 30.10.2005 Tasmanian Championships (TAS) | 8 | 294 | 386 |
| 22.01.2006 Ulverstone (TAS) | 4 | 336 | 373 |
| Head-to-head after 13 games | 1 | 12 | |
| Average score | 300.61 | 375 | |