58% (2016)

43% (1977)

54% (1995)

40% (2001)

50% (1997)

58% (2011)

42% (2018)

62% (2009)

54% (1957)

63% (2023)

42% (1958)

38% (2007)

80% (2019)

36% (1983)

73% (2015)

84% (1978)

56% (1976)

63% (1970)

56% (2014)

55% (2008)