78% (2009)

20% (1961)

71% (2005)

72% (1969)

83% (2007)

59% (1957)

82% (2003)

0% (2012)

58% (1959)

84% (2011)

71% (2014)

73% (2013)

74% (2021)

43% (2022)

90% (2022)

52% (2017)

70% (2023)

50% (1963)

66% (2005)

89% (2015)