70% (1970)

75% (2013)

83% (2002)

75% (2011)

70% (2014)

66% (2016)

64% (2010)

72% (2016)

78% (2004)

74% (1977)

82% (1994)

0% (2019)

30% (1994)

65% (1981)

93% (2016)

100% (2016)

80% (2008)

73% (2008)

70% (2015)

90% (2008)