69% (2024)

75% (2014)

80% (2004)

80% (2008)

80% (1992)

76% (1979)

69% (2018)

78% (1995)

74% (1971)

69% (1968)

75% (2019)

78% (2003)

72% (2016)

70% (2012)

72% (2009)

72% (1985)

73% (1973)

63% (2011)

64% (2000)

69% (2006)