80% (1982)

76% (1978)

65% (1964)

70% (1994)

69% (1980)

65% (2016)

62% (1984)

72% (1974)

67% (1978)

66% (1969)

64% (1972)

65% (2011)

69% (1982)

61% (1976)

59% (1977)

50% (1977)

70% (1984)

69% (2019)

69% (1978)

73% (1974)