70% (2018)

65% (1997)

57% (1959)

70% (1978)

53% (1972)

67% (1999)

56% (1969)

70% (1976)

100% (1967)

37% (1956)

72% (1988)

70% (1977)

67% (2015)

72% (2000)

56% (1996)

64% (2014)

75% (1961)

68% (2002)

65% (2007)

70% (2007)