65% (2009)

73% (2018)

61% (2014)

72% (2016)

49% (2010)

49% (2012)

48% (2008)

61% (2010)

69% (2007)

68% (2014)

58% (2011)

48% (2008)

59% (2017)

50% (2010)

28% (2004)

69% (2013)

58% (2009)

73% (2014)

51% (2007)

43% (2005)