78% (2009)

65% (2012)

70% (2019)

49% (2008)

72% (2001)

69% (2006)

59% (2010)

73% (2015)

69% (2005)

66% (2015)

73% (2016)

54% (2016)

64% (2015)

70% (2007)

47% (2012)

65% (2019)

69% (2012)

70% (2009)

40% (2003)

65% (2010)