76% (1997)

63% (2019)

78% (2015)

65% (1999)

71% (2001)

74% (2002)

78% (1991)

67% (2000)

78% (2012)

68% (1995)

79% (2016)

72% (2004)

54% (1993)

77% (1954)

72% (1993)

83% (2019)

66% (1998)

60% (1985)

48% (1991)

35% (2020)