43% (1986)

63% (1990)

80% (1990)

66% (1959)

55% (1972)

33% (1983)

54% (1972)

50% (1967)

58% (1971)

59% (1964)

0% (1999)

75% (1967)

66% (1999)

53% (1968)

0% (1970)

60% (1959)

78% (1983)

0% (1986)

51% (1981)

50% (1989)