30% (2009)

70% (2010)

0% (2015)

57% (2017)

0% (2009)

40% (2014)

0% (2010)

70% (2013)

40% (2007)

70% (2012)

0% (2007)

0% (2008)

0% (2008)

0% (2007)

23% (2009)

70% (2008)

0% (2010)

0% (2007)

0% (2008)

0% (1970)