64% (2008)

70% (2002)

68% (1975)

75% (2013)

76% (1997)

71% (2014)

77% (1997)

83% (1957)

75% (1947)

100% (1995)

80% (2005)

60% (1991)

51% (1966)

50% (2006)

73% (2011)

82% (2014)

70% (2009)

75% (2003)

100% (1978)

44% (2023)