75% (2021)

69% (2011)

61% (2022)

65% (2013)

56% (2024)

67% (2014)

74% (1993)

78% (2004)

63% (2023)

77% (2019)

64% (2017)

59% (1974)

90% (2024)

59% (2010)

71% (1964)

68% (2001)

58% (2018)

74% (1964)

66% (2019)

80% (1964)