68% (2024)

75% (2014)

79% (1992)

70% (2012)

78% (2003)

80% (2004)

75% (1979)

75% (2019)

80% (2008)

77% (1995)

72% (2016)

69% (2018)

68% (1968)

71% (1973)

74% (1971)

75% (2006)

76% (2008)

69% (1970)

74% (1973)

72% (2009)