Year	Month	State	Venue	Days	Sponsor(s)	Regs	O/Seas
1989	May	NSW	Merrylands Army Depot, Merrylands	2	-	131	-
1991	Mar	VIC	Bayswater Community Centre, Bayswater	2	MelbNTrak	103	1
1993	Jun	QLD	Salisbury High School, Salisbury	2	-	101	-
1995	Apr	SA	University of SA Campus, Underdale	2	SANGS	92	-
1997	Apr	ACT	Belconnen Community Centre, Belconen	2	-	120	-
1999	Apr	NSW	Hambleton Primary School, Quakers Hill	2	NSWNSG	110	1
2001	Aug	WA	Noalimba Convention Centre, Bateman	4	-	105	1
2003	Apr	VIC	LaTrobe University Campus, Bundoora	3	VNSC/MelbNTrak	147	5
2005	Sep	QLD	Mt Gravatt Showground, Mt Gravatt	3	Nat N Scale Conv	123	3
2007	May	SA	St Francis Winery Convention Centre, Reynella	3	SANGS	122	4
2009	Oct	ACT	Hotel Heritage, Narrabundah	3	CMNSG	-	-