78% (1975)

61% (2010)

74% (1994)

71% (2022)

63% (2002)

66% (1987)

64% (2003)

73% (1993)

56% (1993)

55% (2024)

71% (2018)

68% (2024)

73% (2021)

68% (2022)

62% (1993)

59% (2017)

50% (1969)

74% (2020)

66% (2009)

66% (1996)