| Tournament | Round | Doris Schwenn | Nancy Sparling |
| 24.05.1998 South Australian Championships (SA) | 4 | 314 | 403 |
| 14.02.1999 South Australian Championships (SA) | 7 | 360 | 488 |
| 24.10.1999 October (SA) | 5 | 368 | 414 |
| 13.02.2000 South Australian Championships (SA) | 12 | 371 | 409 |
| 09.02.2001 Unley February (SA) | 3 | 344 | 384 |
| 27.05.2001 May (SA) | 6 | 379 | 391 |
| 15.07.2001 July (SA) | 3 | 529 | 349 |
| 25.08.2001 August (SA) | 3 | 420 | 360 |
| 18.08.2002 August (SA) | 2 | 315 | 369 |
| 20.10.2002 October (SA) | 6 | 435 | 314 |
| 16.11.2002 November (SA) | 4 | 304 | 346 |
| 15.02.2003 Unley February (SA) | 2 | 451 | 384 |
| 08.03.2003 South Australian Championships (SA) | 7 | 344 | 359 |
| 25.05.2003 Northern Tournament (SA) | 4 | 347 | 403 |
| 20.07.2003 Hove (SA) | 6 | 389 | 432 |
| 13.09.2003 Southern Tournament (SA) | 5 | 373 | 342 |
| 15.11.2003 Unley November (SA) | 4 | 328 | 349 |
| 07.03.2004 South Australian Championships (SA) | 7 | 383 | 328 |
| 07.03.2004 South Australian Championships (SA) | 10 | 298 | 317 |
| 29.08.2004 Unley August (SA) | 2 | 397 | 313 |
| Head-to-head after 20 games | 7 | 13 | |
| Average score | 372.45 | 372.7 | |
| Spread: | -5 | 5 | |