1932 - 1972
1972 - 1987
1987 - 1995
1995 - 1998
1998 - 2002
2002 - 2007
2007 - 2012
2012 - 2013
2013 - 2016
2016 - 2017
2017 - 2020
2020 - 2024
2020 - 2022
2022 - 2024
since 2024
