70% (2002)

0% (1996)

79% (2012)

93% (2003)

74% (2016)

87% (2011)

63% (2011)

73% (1986)

90% (2008)

73% (1997)

55% (1992)

70% (1970)

52% (2013)

85% (2010)

84% (2008)

74% (1990)

0% (2000)

81% (2015)

78% (1983)

80% (1972)