0% (1982)

60% (1947)

0% (1976)

51% (1987)

55% (1978)

64% (1964)

63% (1978)

77% (1983)

0% (1949)

63% (1983)

52% (1988)

0% (1977)

55% (1937)

0% (1929)

60% (1985)

57% (1973)

73% (1981)

54% (1968)

0% (1985)

90% (1979)