88% (1960)

45% (1958)

60% (1972)

48% (1971)

50% (2002)

64% (1978)

63% (1957)

0% (1984)

0% (1979)

60% (1985)

0% (2005)

60% (1961)

0% (1953)

20% (1991)

80% (1962)

40% (2009)

50% (1995)

0% (1963)

41% (2011)

80% (1964)