78% (2024)

70% (1959)

71% (1962)

72% (1965)

64% (1966)

56% (1972)

90% (1966)

77% (1959)

79% (1956)

69% (1964)

54% (1968)

72% (1948)

67% (1955)

66% (1969)

59% (1970)

64% (1968)

69% (1967)

60% (2006)

71% (1952)

42% (1969)