43% (2000)

60% (1981)

53% (1976)

45% (1997)

68% (1984)

60% (1992)

66% (1963)

60% (1963)

58% (1975)

65% (2005)

50% (1984)

47% (1978)

57% (1978)

0% (2025)

50% (1975)

0% (1977)

40% (1979)

20% (1973)

48% (1972)

60% (1980)