78% (2013)

70% (2002)

56% (2013)

57% (2019)

57% (2019)

67% (2011)

50% (2014)

64% (2014)

56% (2004)

57% (2012)

70% (2009)

69% (2009)

67% (2009)

58% (2010)

56% (2009)

64% (2007)

62% (2005)

69% (2006)

63% (2003)

72% (2006)