0% (1980)

50% (1988)

60% (1975)

80% (1972)

55% (1996)

60% (1992)

84% (1967)

10% (1988)

55% (1977)

0% (1983)

100% (1995)

0% (1980)

0% (1979)

60% (1991)

50% (1986)

0% (1974)

40% (2009)

90% (1987)

50% (1989)

0% (1980)