66% (1997)

72% (1959)

65% (1958)

50% (1994)

59% (2002)

68% (1990)

61% (2001)

75% (1948)

68% (2001)

70% (1973)

61% (2007)

51% (2003)

54% (1984)

57% (2006)

70% (1981)

69% (1996)

56% (1940)

58% (2006)

68% (1979)

60% (2020)