66% (1959)

0% (1961)

65% (1988)

47% (1994)

0% (1980)

50% (1955)

60% (1991)

44% (1985)

50% (1978)

0% (1994)

30% (1980)

20% (1980)

10% (2000)

54% (1937)

13% (1992)

55% (1952)

56% (1994)

40% (1960)

20% (1979)

0% (1977)