40% (1990)

60% (1950)

61% (1949)

43% (1973)

51% (1956)

56% (1940)

40% (1990)

50% (1957)

37% (1993)

54% (1960)

56% (1962)

50% (1969)

50% (1959)

43% (1938)

50% (1962)