43% (1990)

0% (1963)

0% (1991)

0% (1986)

60% (1986)

55% (1985)

0% (1983)

33% (1991)

60% (1977)

80% (1955)

75% (1974)

60% (1956)

70% (1959)

0% (1977)

50% (1984)

59% (1981)

45% (1971)

55% (1967)

80% (1979)

50% (1958)