51% (1996)

59% (2023)

62% (2019)

55% (1987)

69% (2006)

64% (1999)

65% (1979)

67% (1951)

0% (1970)

58% (2014)

55% (1989)

55% (2007)

66% (1963)

52% (1999)

44% (1994)

64% (2017)

43% (1999)

65% (1987)

70% (2022)

40% (2011)