| 1962 4 | 1983 7 | | | | 1979 9 1983 7 | | 1983 7 1984 9 | | | 1984 9 1992 9 | | | 1992 9 2001 12 | | 1994 5 | 1996 3 | 2001 12 2003 8 | | | 2003 8 2006 9 | | | 2006 9 2012 9 | | | 2012 9 2012 11 | | 2012 11 | | | |