81% (1999)

33% (2004)

93% (2005)

100% (2005)

0% (2002)

0% (2005)

93% (2008)

0% (2010)

90% (2011)

10% (2004)

0% (2005)

0% (2004)

35% (2004)

0% (2007)

10% (2001)

0% (2010)

0% (2004)

0% (2008)

50% (2004)