64% (2016)

54% (1977)

41% (1983)

64% (2018)

65% (1983)

59% (1986)

56% (1980)

72% (1967)

63% (1984)

74% (1968)

44% (2016)

59% (2014)

69% (2002)

58% (1983)

51% (1982)

60% (1985)

66% (1964)

58% (1985)

46% (2020)

79% (1956)