73% (1991)

69% (2022)

57% (2021)

67% (2023)

76% (2015)

63% (2013)

72% (1955)

59% (1982)

55% (1980)

55% (1985)

50% (2008)

62% (2006)

76% (1956)

63% (2023)

65% (2020)

63% (2023)

78% (2016)

63% (2012)

59% (2011)

62% (2010)