48% (1991)

30% (1997)

60% (1986)

55% (1945)

50% (1952)

60% (1952)

65% (1949)

40% (1971)

58% (1983)

45% (1954)

52% (1966)

60% (1956)

60% (1972)

10% (1971)

0% (1975)

40% (1957)

32% (2000)

0% (1952)

65% (1926)

45% (1994)