83% (2000)

67% (1983)

74% (1995)

85% (2005)

86% (2020)

66% (2000)

80% (2012)

78% (2014)

71% (2011)

0% (1970)

73% (2009)

86% (2012)

67% (2007)

79% (2004)

83% (1999)

0% (1966)

84% (1992)

72% (2015)

73% (2006)

85% (2004)