51% (2015)

62% (2010)

54% (1966)

50% (1961)

58% (1994)

62% (2019)

55% (2016)

74% (2017)

77% (2024)

62% (1975)

61% (2009)

51% (1987)

60% (1943)

64% (2009)

57% (1962)

69% (1999)

52% (2023)

70% (2014)

60% (2017)

42% (2007)