40% (1998)

0% (2005)

0% (2008)

67% (2009)

79% (2002)

77% (2010)

69% (2015)

65% (2004)

85% (2004)

75% (2008)

0% (2006)

60% (2012)

78% (2013)

68% (2006)

79% (2007)

77% (2010)

67% (2014)

0% (2016)

52% (2013)

10% (1995)