78% (1992)

73% (2012)

76% (1999)

60% (2004)

77% (2020)

48% (1968)

72% (2023)

62% (1988)

65% (2005)

57% (1986)

67% (2019)

64% (1999)

60% (2023)

78% (1988)

66% (2023)

62% (2002)

65% (1987)

73% (1981)

68% (2008)

73% (2024)