69% (2011)

54% (2017)

65% (2009)

70% (1988)

62% (2010)

78% (2023)

56% (1985)

72% (1996)

81% (1965)

69% (1991)

66% (2015)

59% (2004)

70% (2021)

78% (2015)

70% (2009)

69% (2002)

64% (2017)

72% (1998)

74% (2024)

58% (2024)