72% (1993)

59% (2011)

72% (1999)

68% (2003)

74% (1991)

61% (2001)

65% (2018)

76% (2004)

67% (2016)

78% (1948)

50% (2011)

45% (2009)

58% (1998)

76% (1951)

62% (2006)

37% (2004)

74% (1990)

70% (1993)

59% (2002)

65% (1982)