74% (2023)

58% (1981)

67% (2011)

72% (1967)

63% (2017)

73% (2014)

69% (2022)

63% (2020)

72% (1993)

66% (2010)

75% (2009)

62% (2018)

55% (1996)

74% (1990)

66% (2015)

82% (1986)

63% (1994)

60% (1985)

69% (1999)

62% (1983)