76% (1987)

61% (2022)

67% (2023)

69% (2017)

56% (1998)

52% (2006)

52% (2020)

84% (2020)

84% (2011)

65% (2010)

62% (2015)

66% (2010)

60% (2006)

51% (2022)

47% (2013)

55% (2015)

71% (1991)

61% (1964)

67% (1956)

56% (2018)