72% (1967)

66% (2011)

80% (2023)

63% (2017)

58% (1981)

65% (2015)

76% (2009)

73% (2014)

71% (1989)

66% (1999)

64% (2010)

60% (2018)

61% (1994)

66% (1974)

61% (1985)

72% (1993)

69% (2022)

62% (1986)

80% (1986)

62% (1983)