69% (2015)

73% (2012)

70% (2022)

63% (2009)

56% (2005)

62% (2009)

65% (2017)

66% (2006)

68% (2005)

67% (2008)

69% (2010)

59% (2013)

60% (2016)

59% (2007)

65% (2002)

68% (2023)

61% (2014)

55% (2008)

51% (2012)

62% (2007)