65% (2013)

61% (2018)

72% (1989)

67% (1974)

81% (1961)

21% (1979)

57% (1982)

69% (1961)

56% (2015)

67% (1992)

80% (1984)

70% (1965)

73% (2019)

44% (1980)

68% (2009)

72% (1963)

63% (1966)

64% (1995)

50% (2006)

56% (2002)