67% (1998)

58% (2003)

67% (2005)

57% (2015)

38% (2008)

65% (1995)

27% (2005)

36% (2005)

31% (1994)

55% (1993)

42% (2010)

52% (1996)

25% (1993)

30% (2009)

44% (2002)

0% (2003)

70% (1998)

43% (1992)

10% (1997)

60% (2002)