60% (1975)

50% (1988)

80% (1972)

55% (1996)

84% (1967)

0% (1980)

60% (1992)

50% (1986)

100% (1995)

0% (1984)

10% (1988)

55% (1977)

59% (1978)

0% (1991)

0% (1977)

40% (2009)

0% (1979)

0% (1983)

0% (1980)

50% (1989)