69% (2015)

87% (2016)

72% (2006)

63% (1948)

82% (1997)

70% (1996)

71% (1990)

84% (1997)

85% (2018)

93% (2003)

86% (2005)

73% (2012)

70% (1950)

71% (1971)

80% (1994)

70% (2015)

76% (2018)

78% (2002)

0% (2000)

68% (1970)