81% (1993)

63% (1948)

72% (1993)

30% (1950)

84% (1994)

61% (1997)

63% (1957)

59% (1982)

55% (2004)

79% (1950)

80% (1974)

70% (1975)

65% (1967)

77% (2005)

63% (1957)

59% (2011)

75% (1985)

76% (1981)

86% (2005)

36% (2019)