54% (1999)

65% (1936)

69% (1991)

61% (1979)

55% (1989)

60% (1994)

61% (2012)

68% (1951)

68% (1949)

0% (1970)

61% (1964)

65% (1982)

74% (2005)

78% (1932)

63% (1955)

75% (2008)

61% (1973)

52% (2002)

52% (1932)

70% (1953)