79% (1955)

61% (1965)

50% (1966)

53% (1949)

75% (1978)

79% (1972)

67% (1974)

27% (2007)

57% (1973)

56% (1960)

74% (1976)

70% (1975)

53% (1955)

56% (1970)

50% (1960)

53% (1958)

50% (1954)

52% (2012)

50% (1957)

52% (1953)