| | | 1962 8 | | 1981 8 1990 10 | | | 1979 9 1981 7 | | 1981 8 1984 9 | | 1984 9 1986 7 | | 1986 8 1990 11 | | 1990 11 1994 8 | | 1994 8 1999 1 | | | 1999 1 2001 8 | | 2001 8 2002 3 | | | 2002 3 2006 6 | | | 2006 6 2011 5 | | | 2011 5 2012 10 | | | 2012 10 | |