2022-23
- 19 teams
2022
- 21 teams
2021-22
- 71 teams
2021
- 28 teams
2020-21
- 53 teams
2020
- 11 teams
2019-20
- 36 teams
2019
- 10 teams
2018-19
- 29 teams
2018
- 6 teams
2017-18
- 27 teams
2017
- 5 teams
2016-17
- 25 teams
2016
- 8 teams
2015-16
- 21 teams
2015
- 1 team
2014-15
- 18 teams
2014
- 5 teams
2013-14
- 13 teams
2013
- 4 teams
2012-13
- 11 teams
2012
- 4 teams
2011-12
- 5 teams
2010-11
- 3 teams
2010
- 5 teams
2008-09
- 4 teams
2007-08
- 5 teams
2006-07
- 7 teams
2005-06
- 6 teams
2005
- 1 team
2004-05
- 4 teams
2004
- 1 team
2003-04
- 4 teams
2002
- 2 teams
2001
- 1 team
2000-01
- 2 teams
2000
- 3 teams
1999-00
- 4 teams
1998-99
- 3 teams
1997-98
- 6 teams
1996-97
- 6 teams
1995-96
- 6 teams
1994-95
- 8 teams
1993-94
- 12 teams
1993
- 1 team
1992-93
- 9 teams
1992
- 2 teams
1991-92
- 7 teams
1990-91
- 6 teams
1989-90
- 9 teams
1989
- 1 team
1988-89
- 7 teams
1987-89
- 2 teams
1987-88
- 6 teams
1986-87
- 3 teams
1986
- 3 teams
1985-86
- 4 teams
1984-85
- 3 teams
1982
- 1 team
1979-81
- 1 team
