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