| Tournament | Round | Lois Usher | Chris Dyson |
| 25.06.2000 Advanced Intermediate Recreation (WA) | 6 | 386 | 296 |
| 15.11.2000 Coogee (WA) | 1 | 281 | 286 |
| 27.05.2001 Melville (WA) | 6 | 359 | 188 |
| 30.09.2001 Manjimup (WA) | 2 | 331 | 295 |
| 16.06.2002 Advanced Intermediate Recreation (WA) | 5 | 351 | 304 |
| 10.03.2002 Bunbury (WA) | 3 | 361 | 311 |
| 25.05.2003 Melville (WA) | 2 | 293 | 351 |
| 13.07.2003 Bassendean (WA) | 2 | 296 | 360 |
| 11.01.2004 January Maximin (WA) | 3 | 415 | 305 |
| 10.04.2005 Nedlands (WA) | 2 | 287 | 283 |
| 09.04.2006 Nedlands (WA) | 4 | 230 | 302 |
| 03.02.2008 Fremantle (WA) | 4 | 292 | 344 |
| 18.05.2008 Melville (WA) | 1 | 332 | 293 |
| 16.05.2010 MELVILLE MAY 2010 (WA) | 1 | 246 | 336 |
| Head-to-head after 14 games | 8 | 6 | |
| Average score | 318.57 | 303.85 | |
| Spread: | 206 | -206 | |