| Tournament | Round | David Baker | Zina Costanzo |
| 21.03.1999 Prahran (VIC) | 3 | 298 | 417 |
| 06.08.2000 Knox (VIC) | 2 | 415 | 393 |
| 24.03.2002 Langwarrin (VIC) | 4 | 255 | 453 |
| 14.09.2003 Melbourne Masters (VIC) | 8 | 368 | 428 |
| 14.09.2003 Melbourne Masters (VIC) | 17 | 323 | 355 |
| 19.10.2003 Frankston (VIC) | 1 | 401 | 331 |
| 27.08.2006 Nunawading (VIC) | 2 | 374 | 343 |
| 06.01.2007 Marathon (VIC) | 3 | 327 | 481 |
| 06.01.2007 Marathon (VIC) | 8 | 331 | 360 |
| Head-to-head after 9 games | 3 | 6 | |
| Average score | 343.55 | 395.66 | |
| Spread: | -469 | 469 | |