70% (2003)

79% (2013)

78% (2010)

71% (1996)

86% (2001)

72% (2011)

66% (2017)

77% (2004)

75% (2002)

83% (2001)

75% (2001)

80% (2005)

65% (2012)

49% (2004)

66% (2003)

69% (2007)

65% (2002)

80% (2016)

71% (2009)

70% (1998)