2023
- 16 teams
- 11 brands
2021
- 16 teams
- 10 brands
2019
- 15 teams
- 10 brands
2017
- 12 teams
- 8 brands
2015
- 12 teams
- 10 brands
2013
- 10 teams
- 7 brands
2011
- 9 teams
- 7 brands
2009
- 12 teams
- 9 brands
2007
- 11 teams
- 6 brands
2005
- 12 teams
- 6 brands
2003
- 11 teams
- 7 brands
2002
- 9 teams
- 8 brands
2000
- 12 teams
- 16 brands
1998
- 9 teams
- 7 brands
1996
- 7 teams
- 10 brands
1993
- 6 teams
- 5 brands
1991
- 5 teams
- 5 brands
