43% (1994)

51% (1992)

44% (1994)

55% (1995)

42% (1993)

48% (1992)

38% (1994)

46% (1992)

50% (1994)

38% (1992)

50% (1994)

38% (1992)

45% (1991)

35% (2008)

43% (1994)

24% (1996)

27% (1992)

40% (1993)

58% (1993)