63% (1950)

70% (1968)

52% (2008)

0% (1992)

70% (1965)

20% (1994)

71% (1968)

75% (1987)

0% (1965)

66% (1963)

40% (1964)

0% (1979)

60% (1985)

60% (1981)

48% (1982)

50% (1969)

60% (1969)

10% (1980)

72% (1966)

60% (1966)