51% (2016)

56% (2007)

56% (1976)

65% (1996)

55% (2005)

66% (1995)

50% (2024)

67% (2023)

69% (1989)

43% (2012)

68% (1997)

68% (1994)

61% (2023)

53% (2022)

64% (1965)

53% (1991)

52% (2014)

68% (1977)

58% (2000)

64% (2013)