50% (1988)

43% (1962)

60% (1954)

65% (1960)

58% (2015)

70% (1992)

80% (1963)

63% (1959)

61% (1996)

60% (1951)

42% (1950)

52% (2016)

70% (2016)

67% (1992)

63% (1972)

71% (1984)

30% (1953)

66% (1994)

73% (2007)

60% (1963)