76% (2001)

74% (1979)

67% (1997)

70% (2012)

69% (1988)

68% (2009)

76% (1994)

69% (1979)

72% (1998)

73% (2008)

73% (2012)

79% (2004)

64% (2013)

82% (2013)

62% (1996)

77% (2020)

89% (2023)

78% (2024)

48% (2002)

60% (1970)