68% (2018)

63% (2013)

77% (2018)

82% (2014)

71% (1982)

82% (2023)

70% (2019)

74% (2021)

73% (2004)

70% (1976)

78% (1983)

86% (1990)

80% (1994)

76% (1962)

82% (2015)

58% (2012)

72% (2005)

86% (1993)

60% (1995)

40% (2014)