2024
- 5 Teams
2023
- 4 Teams
2022
- 3 Teams
2021
- 1 Team
2020
- 2 Teams
2019
- 3 Teams
2018
- 2 Teams
2017
- 2 Teams
2016
- 3 Teams
2015
- 2 Teams
2014
- 2 Teams
2013
- 2 Teams
2012
- 4 Teams
2011
- 1 Team
2010
- 2 Teams
2009
- 3 Teams
2008
- 5 Teams
2007
- 9 Teams
2006
- 12 Teams
2005
- 8 Teams
2004
- 9 Teams
2003
- 8 Teams
2002
- 13 Teams
2001
- 10 Teams
2000
- 10 Teams
1999
- 11 Teams
1998
- 7 Teams
1997
- 4 Teams
1996
- 8 Teams
1995
- 8 Teams
1994
- 10 Teams
1993
- 9 Teams
1992
- 10 Teams
1991
- 10 Teams
1990
- 10 Teams
1989
- 6 Teams
1980
- 1 Team
