70% (1960)

57% (1981)

70% (1959)

0% (1981)

70% (1962)

80% (1957)

60% (1981)

70% (1972)

90% (1960)

0% (1972)

70% (1962)

70% (1963)

80% (1961)

0% (1961)

80% (1973)

0% (1950)

0% (1960)

0% (1963)

60% (1976)

70% (1944)