40% (1983)

70% (2011)

58% (2004)

65% (2006)

71% (2025)

42% (1975)

80% (2015)

65% (2016)

66% (2006)

70% (2025)

78% (1995)

78% (2010)

51% (1969)

47% (1985)

74% (1997)

51% (1986)

80% (2023)

68% (2015)

70% (2006)

79% (1957)