62% (2015)

61% (2015)

74% (2016)

71% (2000)

73% (2003)

70% (2010)

69% (2004)

76% (1999)

50% (2003)

77% (2006)

78% (1997)

65% (2010)

76% (2002)

74% (2006)

59% (2009)

67% (1995)

66% (2005)

69% (2004)

62% (2004)

49% (2005)