38% (1976)

53% (1970)

58% (1955)

65% (1955)

30% (1981)

51% (1961)

64% (1989)

36% (1972)

59% (1963)

55% (1962)

50% (1969)

40% (1955)

50% (1961)

0% (1960)

40% (1962)

65% (1958)

70% (1955)

66% (1962)

52% (2020)

58% (1964)