1972 1974a 1974b 1975 1976a
1976b 1976c 1977 1978 1980a
1980b 1983a 1983b 1984 1986a
1986b 1987 1988 1989 1993a
1993b 1994a 1994b 1996 1997
1998a 1998b 2001a 2001b 2003
2004a 2004b 2005a 2005b 2005c
2006 2007 2009a 2009b 2011a
2011b 2011c 2013a 2013b 2013c

2015 2017