68% (2000)

64% (1955)

72% (1967)

74% (1983)

70% (2002)

0% (2014)

20% (2006)

68% (2011)

70% (2005)

69% (2013)

67% (1987)

70% (2010)

79% (1978)

74% (2001)

0% (1970)

100% (2015)

89% (2011)

75% (2013)

83% (1991)

80% (2008)