77% (1987)

60% (2016)

70% (2021)

74% (2018)

71% (2022)

64% (2013)

83% (1979)

75% (2009)

79% (1983)

72% (1981)

67% (1991)

66% (2004)

79% (1995)

63% (2024)

70% (2004)

69% (1986)

71% (2016)

57% (2011)

68% (2013)

48% (2024)