2023-24
- 12 teams
2022-23
- 13 teams
2021-22
- 9 teams
2020-21
- 8 teams
2019-20
- 12 teams
2018-19
- 16 teams
2017-18
- 17 teams
2016-17
- 7 teams
2016
- 1 team
2015-16
- 7 teams
2014-15
- 8 teams
2013-14
- 20 teams
2012-13
- 6 teams
2011-12
- 3 teams
2010-11
- 8 teams
2009-10
- 3 teams
2008
- 1 team
2004-05
- 1 team
2001
- 1 team
1999
- 1 team
1998-99
- 1 team
