56% (1984)

66% (1983)

70% (1981)

66% (1986)

60% (1987)

63% (1987)

70% (2022)

57% (1990)

60% (2020)

63% (1990)

75% (2022)

56% (1982)

69% (1989)

72% (1984)

60% (1990)

77% (1988)

63% (1989)

63% (1986)

62% (1984)

54% (1988)