73% (2011)

80% (1981)

55% (1994)

78% (1978)

73% (2019)

54% (1972)

80% (2005)

52% (2009)

75% (1970)

50% (1992)

74% (2012)

72% (2005)

75% (1993)

78% (2015)

59% (2017)

95% (1968)

66% (2004)

79% (1994)

75% (2006)

68% (1992)