78% (2022)

71% (2024)

75% (2020)

72% (2003)

76% (2003)

64% (2010)

78% (2013)

82% (1985)

65% (2017)

48% (2007)

73% (2007)

76% (2007)

52% (2024)

74% (1987)

64% (2005)

55% (1994)

79% (1989)

67% (2006)

60% (2006)

67% (2009)