70% (2006)

71% (2014)

70% (2006)

82% (2012)

71% (2015)

80% (2015)

67% (2017)

53% (1996)

75% (2009)

70% (2011)

65% (2016)

67% (2011)

72% (2010)

61% (2008)

66% (2010)

69% (2013)

74% (2009)

64% (2018)

68% (2002)

73% (2006)