89% (2008)

47% (2005)

80% (1954)

54% (2006)

68% (1981)

75% (1984)

66% (2015)

80% (2010)

30% (1998)

20% (2013)

54% (2011)

52% (1981)

76% (2018)

79% (1998)

82% (2003)

81% (1994)

78% (2011)

84% (1994)

72% (1995)

66% (1989)