68% (1975)

70% (2002)

75% (2013)

64% (2008)

75% (1947)

51% (1966)

44% (2023)

50% (2006)

63% (2003)

60% (1991)

77% (2006)

67% (2013)

75% (2003)

76% (1997)

60% (2003)

100% (1995)

81% (2005)

82% (2014)

80% (2009)

84% (1957)