70% (1978)

50% (1975)

61% (1954)

59% (2016)

50% (1979)

63% (1958)

47% (1987)

80% (1963)

50% (1971)

0% (1986)

64% (1966)

69% (2001)

65% (1999)

0% (1992)

67% (1959)

58% (2016)

63% (2014)

50% (1985)

57% (2009)

54% (2010)