79% (2019)

63% (1997)

75% (1958)

40% (1953)

60% (1994)

75% (1967)

20% (1991)

63% (1972)

50% (1983)

73% (1964)

68% (1982)

80% (1983)

66% (2010)

70% (2006)

70% (2004)

78% (2000)

75% (2001)

70% (2015)

57% (1989)

51% (1965)