74% (1999)

71% (2005)

73% (2001)

69% (1977)

73% (2004)

74% (1987)

68% (1973)

53% (1994)

70% (2022)

77% (2012)

77% (1998)

77% (2009)

59% (1990)

66% (1993)

73% (2016)

73% (2003)

78% (2021)

72% (2003)

73% (1988)

77% (2008)