50% (1979)

73% (1982)

66% (1984)

71% (1988)

80% (2022)

53% (1976)

0% (1961)

72% (1992)

55% (1989)

63% (1959)

90% (1999)

56% (1993)

0% (1992)

0% (1994)

72% (1984)

43% (1989)

0% (1993)

0% (1960)

0% (1994)

80% (1989)