74% (2012)

73% (2008)

67% (2005)

73% (2017)

58% (2018)

79% (2011)

67% (2007)

80% (2008)

75% (2009)

57% (2006)

61% (2005)

68% (2008)

72% (2020)

68% (2005)

64% (2010)

59% (2009)

60% (2012)

62% (2001)

58% (2003)

68% (2002)