44% (2003)

60% (2010)

65% (2014)

77% (2015)

67% (2002)

65% (2008)

0% (2000)

58% (2004)

70% (2011)

70% (2012)

66% (2016)

65% (2005)

0% (2009)

60% (2010)

77% (2002)

0% (2016)

50% (2012)

60% (2008)

45% (2006)

58% (2016)