52% (2000)

50% (2004)

74% (2000)

66% (2004)

0% (1988)

50% (1995)

0% (2008)

80% (1997)

50% (2004)

60% (2003)

0% (1991)

60% (2003)

42% (1999)

52% (2004)

75% (2004)

56% (2001)

60% (2007)

20% (2004)

68% (2005)

0% (1998)