65% (1982)

64% (1998)

77% (2008)

71% (2006)

54% (2002)

67% (2006)

59% (2000)

69% (1961)

64% (2017)

73% (2011)

65% (2013)

62% (2013)

60% (2003)

74% (1977)

76% (2000)

61% (2016)

56% (2011)

74% (1995)

70% (1985)

59% (2019)