71% (2006)

70% (2015)

61% (2012)

71% (2008)

70% (2002)

65% (2016)

66% (2015)

63% (1997)

64% (1984)

60% (2012)

67% (2015)

73% (2010)

57% (2023)

67% (1999)

78% (1994)

60% (2019)

65% (2004)

57% (1987)

61% (2018)

77% (1997)