42% (1985)

75% (2020)

45% (1970)

73% (2018)

66% (1983)

46% (1978)

33% (1986)

54% (1987)

0% (1976)

0% (1986)

48% (1981)

50% (1970)

52% (1971)

59% (1984)

50% (1975)

43% (1983)

52% (1978)

66% (1982)

61% (1981)

50% (1987)