| 1964 8 | 1994 7 | 1984 4 | | | 1984 4 1987 4 | | | 1987 4 1989 4 | | 1989 4 1990 4 | | 1990 4 1995 4 | | 1995 4 1999 4 | | 1999 4 2002 4 | | | 2002 4 2005 4 | | | 2005 4 2015 6 | | | 2015 6 2019 3 | | | 2019 3 2020 5 | | 2020 5 | |