78% (2006)

0% (2009)

0% (1993)

86% (1998)

100% (1994)

0% (2000)

78% (2007)

0% (1994)

69% (2008)

70% (2004)

67% (2000)

0% (2009)

79% (2003)

52% (2002)

80% (2009)

0% (1995)

0% (1999)

60% (1995)