61% (2001)

73% (1991)

67% (2003)

76% (2004)

45% (2009)

72% (1993)

73% (1990)

69% (1993)

75% (1951)

37% (2004)

58% (1998)

59% (2002)

77% (1948)

62% (1980)

51% (2000)

67% (2016)

59% (2011)

65% (1982)

71% (1999)

50% (2011)