50% (1986)

53% (1985)

49% (1988)

31% (1986)

48% (1987)

57% (2021)

60% (1987)

59% (1987)

55% (1987)

50% (1988)

39% (1985)

51% (1986)

36% (1985)

36% (1986)

49% (1989)

40% (1986)

50% (1988)

45% (1983)

40% (1988)

56% (1985)