90% (1964)

30% (1991)

0% (1962)

0% (1974)

50% (1994)

70% (1983)

60% (1987)

0% (1997)

58% (1994)

0% (1964)

43% (1997)

67% (1997)

80% (1964)

45% (1992)

0% (1967)

50% (1995)

0% (1999)

70% (2005)

49% (1979)

0% (1962)