60% (2009)

0% (2005)

0% (2003)

20% (2009)

70% (2001)

42% (2007)

70% (2003)

0% (2002)

0% (1997)

40% (2008)

10% (2008)

0% (2014)

0% (1999)

80% (2015)

45% (2006)

0% (2012)

0% (2013)

50% (2014)

50% (2005)

40% (2017)