71% (2017)

63% (1980)

61% (2016)

61% (1998)

59% (2013)

62% (2024)

65% (2012)

65% (2001)

70% (1980)

74% (1971)

63% (1989)

72% (2020)

52% (2019)

72% (2009)

67% (2010)

58% (2013)

65% (2008)

73% (2006)

62% (2012)

56% (2021)