68% (1959)

76% (1982)

84% (2018)

75% (2021)

75% (2006)

71% (1968)

80% (2009)

65% (1951)

68% (1998)

80% (1974)

79% (1999)

57% (2006)

75% (1974)

72% (2001)

77% (2018)

70% (2003)

76% (2015)

72% (1986)

79% (2021)

76% (1985)