60% (1999)

25% (2005)

40% (2009)

38% (2002)

42% (2012)

0% (2006)

0% (2000)

0% (2001)

50% (2006)

40% (2015)

100% (1994)

0% (2004)

60% (2004)

0% (2003)

60% (2005)

0% (2008)

0% (2002)

0% (2006)

0% (2005)

0% (2010)