76% (2013)

70% (2012)

56% (2012)

53% (2011)

72% (2012)

76% (2008)

72% (2005)

68% (2010)

61% (2006)

66% (2010)

61% (2023)

65% (2010)

54% (2023)

61% (2009)

56% (2022)

44% (2014)

57% (2013)