60% (2019)

0% (2004)

0% (2009)

0% (2006)

0% (2010)

78% (2005)

20% (1999)

100% (2009)

55% (2017)

20% (2012)

30% (2009)

20% (2013)

30% (2011)

37% (1997)

0% (2010)

0% (2001)

0% (2013)

0% (2002)

0% (1993)

0% (2008)