81% (2007)

70% (2014)

71% (2005)

0% (2008)

57% (2011)

77% (2009)

77% (2008)

50% (2008)

65% (2010)

75% (2001)

0% (2003)

81% (2013)

75% (2004)

42% (2015)

60% (2011)

70% (2007)

65% (2016)

72% (2015)

75% (2012)

79% (2006)