0% (1979)

50% (1977)

65% (1969)

55% (1996)

0% (1998)

0% (1986)

0% (1977)

80% (1972)

62% (1980)

0% (1996)

0% (1969)

39% (2003)

55% (1981)

0% (1972)

60% (1998)

76% (1988)

60% (1988)

53% (1989)

53% (1981)

0% (1987)