60% (1993)

53% (2005)

70% (1974)

78% (1984)

0% (1956)

0% (1972)

66% (1976)

0% (2000)

50% (1986)

68% (1988)

0% (1992)

53% (1967)

50% (1963)

60% (2009)

50% (1961)

87% (1951)

67% (1983)

80% (1992)

50% (1987)

50% (1966)