| 1960 3 1981 | 8 | | | | | 1979 8 1981 8 | | 1981 8 | | 1984 10 1986 8 | | 1988 7 | | 1991 12 | | 1992 12 | 1995 10 | | 1997 2 | | 1998 11 | | 2002 4 | | | 2005 2007 5 | | 2011 5 | | 2012 11 | | 2017 11 | |