75% (2015)

72% (2013)

70% (2004)

69% (2006)

71% (2001)

70% (1997)

64% (2010)

75% (2023)

70% (2002)

68% (1994)

65% (2005)

66% (2022)

74% (1968)

74% (1997)

76% (2015)

66% (2016)

65% (1992)

66% (2022)

67% (2021)

83% (2020)