0% (1950)

57% (1952)

20% (1956)

55% (1950)

50% (1960)

0% (1973)

70% (1970)

35% (1977)

0% (1952)

60% (1958)

0% (1972)

70% (1962)

0% (1957)

48% (1982)

45% (1977)

58% (1970)

58% (1977)

62% (1952)

20% (1977)

0% (1977)