45% (1987)

54% (2009)

76% (1950)

60% (1975)

57% (2001)

57% (2009)

74% (2018)

62% (1997)

71% (1966)

75% (1946)

60% (1956)

62% (1987)

79% (1939)

63% (1985)

61% (1999)

78% (1964)

64% (1961)

58% (1939)

58% (2001)

73% (1959)