| Tournament | Round | Bob Jackman | Cheah Siu Hean |
| 01.04.2002 Australian Championships (WA) | 20 | 327 | 451 |
| 21.04.2003 Australian Championships (SA) | 7 | 534 | 320 |
| 12.04.2004 Australian Championships (ACT) | 11 | 370 | 412 |
| 28.03.2005 Australian Championships (TAS) | 13 | 336 | 502 |
| 09.04.2007 Australian Championships (NSW) | 18 | 495 | 283 |
| 05.04.2010 Aus Championship (SA) | 8 | 333 | 410 |
| 01.04.2013 Australian Championship (QLD) | 23 | 506 | 338 |
| 21.04.2014 Australian Championship (NSW) | 6 | 440 | 378 |
| 06.04.2015 Australian Championship (VIC) | 6 | 366 | 410 |
| 02.04.2018 2018 National Championship (ACT) | 14 | 419 | 452 |
| Head-to-head after 10 games | 4 | 6 | |
| Average score | 412.6 | 395.6 | |