71% (1968)

0% (2014)

49% (2008)

40% (1959)

50% (1953)

62% (2013)

0% (1987)

61% (1987)

43% (1962)

64% (1947)

68% (1982)

58% (2008)

50% (1919)

50% (1958)

47% (1943)

53% (2000)

27% (1979)

49% (2002)

35% (2002)

60% (2005)