2023
- 8 teams
2022-23
- 82 teams
2022
- 25 teams
2021-22
- 82 teams
2021
- 36 teams
2020-21
- 61 teams
2020
- 14 teams
2019-20
- 55 teams
2019
- 14 teams
2018-19
- 45 teams
2018
- 11 teams
2017-18
- 40 teams
2017
- 11 teams
2016-17
- 43 teams
2016
- 13 teams
2015-16
- 39 teams
2015
- 5 teams
2014-15
- 30 teams
2014
- 9 teams
2013-14
- 25 teams
2013
- 7 teams
2012-13
- 21 teams
2012
- 8 teams
2011-12
- 12 teams
2011
- 5 teams
2010-11
- 12 teams
2010
- 9 teams
2009-10
- 4 teams
2009
- 4 teams
2008-09
- 10 teams
2008
- 5 teams
2007-09
- 1 team
2007-08
- 11 teams
2007
- 3 teams
2006-07
- 13 teams
2006
- 4 teams
2005-06
- 9 teams
2004-05
- 6 teams
2004
- 6 teams
2003-04
- 5 teams
2003
- 3 teams
2002-03
- 3 teams
2002
- 3 teams
2001-02
- 6 teams
2000-01
- 6 teams
1999-00
- 7 teams
1999
- 2 teams
1998-99
- 5 teams
1997-98
- 9 teams
1996-97
- 9 teams
1995-96
- 9 teams
1994-95
- 12 teams
1993-94
- 17 teams
1992-93
- 12 teams
1992
- 2 teams
1991-92
- 10 teams
1990-91
- 10 teams
1990
- 4 teams
1989-90
- 12 teams
1989
- 1 team
1988-89
- 12 teams
1988
- 2 teams
1987-90
- 1 team
1987-88
- 9 teams
1986-87
- 9 teams
1986
- 4 teams
1985-86
- 7 teams
1984-85
- 6 teams
1982
- 1 team
1980
- 1 team
1979-81
- 1 team
