47% (1987)

100% (1971)

64% (1964)

66% (1974)

40% (1990)

35% (1983)

40% (1975)

50% (1969)

87% (1959)

60% (1963)

0% (1974)

70% (1973)

50% (1981)

50% (1980)

40% (1965)

0% (1972)

0% (1975)

40% (1971)

0% (1957)

60% (1957)