[Table] header: Season | Champion | Constructor | Teams' Champion | Secondary Class | Nations Cup | Winter Series Champion row 1 : 1976 | David Kennedy | Van Diemen | Not Held | Not Held | Not Held | Not Held
row 2 : 1977 | Trevor van Rooyen | Royale | Not Held | Not Held | Not Held | Not Held
row 3 : 1978 | Kenneth Acheson | Royale | Not Held | Not Held | Not Held | Not Held
row 4 : 1979 | David Sears | Royale | Not Held | Not Held | Not Held | Not Held
row 5 : 1980 | Tommy Byrne | Van Diemen | Not Held | Not Held | Not Held | Not Held
row 6 : 1981 | Ayrton Senna | Van Diemen | Not Held | Not Held | Not Held | Not Held
row 7 : 1982 | Mauricio Gugelmin | Van Diemen | Not Held | Not Held | Not Held | Not Held
row 8 : 1983 | Andrew Gilbert-Scott | Van Diemen | Not Held | Not Held | Not Held | Not Held
row 9 : 1984 | Dave Coyne | Van Diemen | Not Held | Not Held | Not Held | Not Held
row 10 : 1985 | Bertrand Gachot | Van Diemen | Not Held | Not Held | Not Held | Not Held
row 11 : 1986 | Jason Eliott | Van Diemen | Not Held | Not Held | Not Held | Not Held
row 12 : 1987 | Eddie Irvine | Van Diemen | Not Held | Not Held | Not Held | Not Held
row 13 : 1988 | Derek Higgins | Van Diemen | Not Held | Not Held | Not Held | Not Held
row 14 : 1989 | Bernard Dolan | Reynard | Not Held | Not Held | Not Held | Not Held
row 15 : 1990 | Michael Vergers | Van Diemen | Not Held | Not Held | Not Held | Not Held
row 16 : 1991 | Marc Goossens | Van Diemen | Not Held | Not Held | Not Held | Not Held
row 17 : 1992 | Jamie Spence | Swift | Not Held | Not Held | Not Held | Winter Series Champion
row 18 : 1993 | Russell Ingall | Van Diemen | Not Held | Not Held | Not Held | Martin Byford
row 19 : 1994 | Jason Watt | Vector | Not Held | Not Held | Not Held | Narain Karthikeyan
row 20 : 1995 | Bas Leinders | Swift | Not Held | Not Held | Not Held | Vitor Meira
row 21 : 1996 | Kristian Kolby | Van Diemen | Not Held | Not Held | Not Held | Ricardo Sperafico
row 22 : 1997 | Jacky van der Ende | Van Diemen | Not Held | Not Held | Not Held | Mark Taylor
row 23 : 1998 | Jenson Button | Mygale | Not Held | Not Held | Not Held | Ricardo van der Ende
row 24 : 1999 | Nicolas Kiesa | Mygale | Not Held | Not Held | Not Held | Anthony Davidson
row 25 : 2000 | Robert Dahlgren | Van Diemen | Not Held | Not Held | Not Held | Adam Carroll
row 26 : 2001 | James Courtney | Van Diemen | Not Held | Not Held | Not Held | Joey Foster
row 27 : 2002 | Westley Barber | Van Diemen | Not Held | Not Held | Not Held | Alx Danielsson
row 28 : 2003 | Tom Kimber-Smith | Van Diemen | Not Held | Not Held | Not Held | Sebastian Hohenthal
row 29 : 2004 | Valle Mäkelä | Van Diemen | Not Held | Not Held | Not Held | Robert Sunderland
row 30 : 2005 | Charlie Donnelly | Mygale | Not Held | Not Held | Not Held | Andrew Bentley
row 31 : 2006 | Nathan Freke | Mygale | Not Held | Not Held | Not Held | David Mayes
row 32 : Season | Champion | Constructor | Teams' Champion | Scholarship Class | Nations Cup | Winter Series Champion
row 33 : 2007 | Callum MacLeod | Mygale | Not Held | Matt Dobson | Not Held | Not Held
row 34 : 2008 | Wayne Boyd | Mygale | Not Held | Chrissy Palmer | Not Held | Not Held
row 35 : 2009 | James Cole | Mygale | Not Held | Daniel Cammish | Not Held | Not Held
row 36 : 2010 | Scott Pye | Mygale | Jamun Racing | Tristan Mingay | Australia | Not Held
row 37 : 2011 | Scott Malvern | Mygale | Jamun Racing | Cavan Corcoran | Australia | Not Held
row 38 : Season | Champion | Constructor | Teams' Champion | Duratec Champion | Nations Cup | Winter Series Champion
row 39 : 2012 | Antti Buri | Mygale | JTR | Matt Rao | Finland | Not Held
row 40 : 2013 | Dan Cammish | Mygale | TBA | TBA | TBA | Not Held [/Table] Answer this question based on the above table: What secondary class of Winter Series champion Andrew Bentley?

Answer: Not Held