62% (2001)

68% (2003)

74% (1990)

45% (2009)

74% (1991)

72% (1993)

69% (1993)

76% (2004)

37% (2004)

76% (1951)

77% (1948)

58% (1998)

49% (2011)

62% (1980)

51% (2008)

62% (2006)

67% (2016)

59% (2002)

65% (2018)

72% (1999)