78% (2020)

74% (1984)

76% (2023)

61% (1968)

71% (2022)

55% (1994)

78% (1999)

84% (2012)

75% (1985)

78% (2013)

74% (1990)

65% (2009)

78% (1998)

86% (1993)

72% (2009)

79% (2021)

0% (1978)

71% (2005)

70% (2017)

55% (1979)