74% (1969)

20% (1982)

69% (1984)

55% (1978)

44% (1980)

37% (1973)

51% (1973)

48% (1982)

23% (1973)

60% (1969)

50% (1958)

61% (1994)

0% (1969)

52% (1966)

0% (1978)

50% (2006)

45% (1974)

56% (1960)

38% (1987)

38% (1959)