65% (2003)

71% (2018)

68% (2000)

64% (2016)

78% (2011)

71% (2014)

66% (2010)

73% (2014)

62% (2008)

55% (2006)

63% (2011)

61% (2003)

73% (2015)

75% (2010)

72% (2008)

58% (2013)

70% (2006)

81% (2016)

73% (2018)

61% (2010)