50% (1969)

70% (1976)

58% (1971)

64% (1972)

53% (1989)

57% (1948)

42% (1979)

55% (1965)

0% (1951)

0% (1940)

100% (1958)

0% (1977)

71% (1965)

0% (1980)

0% (1972)

0% (1954)

54% (1972)

58% (1983)

0% (1992)

53% (1950)