73% (2008)

77% (2001)

63% (1991)

61% (2007)

63% (2002)

59% (2021)

68% (2021)

77% (2015)

63% (2014)

57% (2010)

69% (1981)

60% (2007)

68% (1990)

67% (1976)

61% (2004)

57% (2023)

60% (2022)

76% (2020)

66% (2017)

56% (2015)