59% (1977)

37% (2008)

42% (2000)

59% (2000)

55% (1962)

80% (1974)

53% (1960)

40% (1984)

13% (2005)

23% (1984)

40% (2015)

100% (1987)

50% (1981)

64% (1929)

0% (1956)

0% (1979)