| Date | Tournament | State | Round | Chris Ostrowski | Margaret Andrews |
|---|---|---|---|---|---|
| 24/11/2007 | CENTRAL COAST CHAMPS | NSW | 6 | 398 | 290 |
| 02/03/2008 | Balmain BUGS | NSW | 4 | 313 | 377 |
| 05/07/2009 | Winter Challenge | NSW | 7 | 376 | 314 |
| 05/10/2009 | NSW CHAMPIONSHIPS | NSW | 22 | 366 | 355 |
| 27/02/2010 | Matchplay Qualifier | NSW | 5 | 470 | 350 |
| 19/06/2010 | Wollongong WORDS Winter | NSW | 4 | 412 | 249 |
| 28/08/2011 | WSC Rep Fundraiser | NSW | 3 | 399 | 303 |
| 11/09/2011 | BAULKHAM HILLS | NSW | 4 | 369 | 291 |
| 17/03/2012 | Matchplay | NSW | 3 | 362 | 356 |
| 20/04/2013 | Spot Surprize | NSW | 4 | 348 | 311 |
| Head-to-head after 10 games | 9 | 1 | |||
| Average score | 381.30 | 319.60 | |||
| Spread | 617 | -617 | |||