78% (2004)

58% (2021)

59% (2010)

76% (2011)

55% (1999)

82% (1994)

61% (2023)

67% (2002)

71% (1997)

58% (2011)

56% (2013)

61% (1957)

68% (2012)

60% (2004)

56% (2012)

52% (1991)

54% (2015)

77% (1992)

67% (1991)

49% (1999)