Table:
text: Australian rugby league premiers
1998-present - National Rugby League
1998-present - National Rugby League
Season Grand_FinalDate WinningTeam Score LosingTeam Location_ GF_Attendance Clive_Churchill_Medal
2003 5 October 2003 Penrith Panthers (2) 18-6 Sydney Roosters Stadium Australia , Sydney (5) 81166 Luke Priddis
2004 3 October 2004 Canterbury Bulldogs (8) 16-13 Sydney Roosters Stadium Australia , Sydney (6) 82127 Willie Mason
2005 2 October 2005 Wests Tigers (1) 30-16 North Queensland Cowboys Stadium Australia , Sydney (7) 82453 Scott Prince
2006 1 October 2006 Brisbane Broncos (6) 15-8 Melbourne Storm Stadium Australia , Sydney (8) 79609 Shaun Berrigan
2007 30 September 2007 Melbourne Storm (2) 1 34-8 Manly-Warringah Sea Eagles Stadium Australia , Sydney (9) 81392 Greg Inglis
2008 5 October 2008 Manly-Warringah Sea Eagles (7) 40-0 Melbourne Storm Stadium Australia , Sydney (10) 80388 Brent Kite

Question: How many seasons have the Canterbury Bulldogs (8) won in Australian rugby league premieres since 1998 - National Rugby League?