54% (1993)

68% (1996)

59% (1986)

52% (2004)

58% (1996)

52% (1995)

58% (1993)

71% (1984)

66% (1987)

70% (2022)

65% (1995)

65% (1991)

57% (1985)

51% (1995)

64% (1994)

71% (1992)

67% (1986)

61% (1993)

55% (1989)

62% (1987)