70% (2021)

71% (2008)

79% (2007)

71% (1971)

78% (2002)

72% (1994)

72% (1993)

64% (1970)

75% (2010)

30% (2005)

80% (2004)

76% (2007)

71% (1973)

63% (2017)

81% (2001)

70% (1970)

66% (2004)

77% (2004)

70% (2015)

77% (2005)