| 1963 | 1984 9 | | 1984 9 1986 9 | | 1986 9 1988 7 | | 1988 7 1990 12 | | 1991 1 1997 12 | | 1997 12 2002 5 | | 2002 5 2003 10 | | | 2003 10 2012 11 | | 2012 11 | | |