58% (1981)

70% (1992)

0% (1968)

66% (1957)

0% (1968)

40% (1978)

57% (1985)

52% (1977)

50% (1960)

55% (1963)

57% (1978)

90% (1982)

52% (1987)

50% (1974)

73% (1970)

0% (1994)

43% (1973)

30% (1970)

0% (2015)

32% (1990)