63% (2010)

64% (1993)

53% (2003)

71% (2016)

71% (1969)

50% (2005)

67% (1989)

77% (2003)

83% (2005)

83% (2018)

70% (1995)

66% (1964)

45% (1999)

68% (1979)

78% (2010)

59% (1982)

38% (1947)

78% (1990)

88% (2002)

63% (1988)