74% (2023)

72% (1967)

71% (1975)

66% (2011)

65% (2017)

74% (1990)

55% (1996)

75% (2009)

58% (1981)

73% (2014)

72% (1993)

69% (2022)

68% (2015)

63% (2020)

63% (1994)

69% (1999)

66% (2010)

62% (2018)

65% (1988)

67% (1974)