37% (1998)

49% (1995)

51% (1996)

66% (1996)

66% (1986)

49% (1999)

57% (1998)

70% (1995)

40% (1998)

34% (1999)

42% (1993)

53% (1992)

50% (1998)

30% (2012)

62% (1996)

52% (1990)

58% (1999)

30% (1999)

41% (2000)

55% (1999)