81% (1984)

66% (1998)

60% (2015)

64% (2025)

69% (2010)

79% (1990)

73% (2023)

68% (1994)

69% (2015)

70% (1990)

65% (2007)

74% (2001)

56% (2014)

65% (2005)

64% (2024)

62% (2023)

45% (2024)

67% (2004)

60% (1994)

61% (2008)