54% (1995)

68% (1993)

62% (1998)

66% (1997)

59% (1991)

60% (1994)

63% (1995)

49% (1997)

75% (2020)

58% (1997)

73% (1998)

55% (1996)

61% (1994)

62% (1994)

41% (1996)

52% (1995)

62% (1998)

55% (1992)

63% (1993)

53% (1995)