67% (2004)

63% (1972)

60% (2008)

49% (1972)

73% (1959)

50% (2005)

54% (2010)

0% (1953)

57% (1974)

57% (1988)

0% (2004)

70% (1956)

0% (1953)

85% (2002)

50% (1999)

68% (1963)

0% (1978)

83% (1977)

68% (1975)

62% (1997)