67% (1971)

66% (1975)

75% (2020)

58% (2023)

63% (2021)

54% (1981)

57% (2024)

34% (2012)

68% (2013)

49% (1989)

66% (2019)

79% (1994)

65% (1986)

84% (2022)

78% (1975)

50% (1993)

53% (2004)

64% (1999)

64% (2021)

65% (2004)