54% (1980)

63% (2019)

58% (1967)

64% (1983)

50% (1976)

61% (1991)

66% (1973)

53% (1994)

55% (1984)

43% (1988)

48% (1980)

37% (2020)

58% (1969)

51% (1982)

58% (1982)

64% (1979)

41% (1984)

58% (1984)

57% (1981)

55% (1971)