69% (1984)

70% (1961)

80% (1963)

70% (1999)

69% (2018)

66% (2003)

65% (2018)

73% (1988)

62% (2014)

60% (2009)

62% (2019)

76% (2009)

55% (2006)

56% (1993)

62% (2017)

70% (1954)

68% (1951)

81% (1998)

48% (1993)

71% (2006)