41% (2012)

25% (2005)

60% (2005)

40% (2009)

35% (2002)

0% (2001)

26% (2001)

0% (2000)

0% (2006)

80% (1999)

0% (2004)

60% (2004)

50% (2006)

0% (2008)

0% (1996)

25% (2015)

0% (2006)

0% (2002)

0% (2006)

100% (1994)