20% (2005)

0% (2005)

70% (1958)

80% (1950)

38% (2005)

56% (1990)

60% (2004)

50% (1994)

73% (1985)

50% (1988)

55% (1999)

0% (2000)

58% (1977)

40% (1988)

50% (1985)

42% (1983)

54% (1997)

50% (1996)

80% (1953)

41% (2001)