72% (2024)

65% (2007)

72% (1992)

55% (2017)

71% (2022)

52% (2012)

73% (1976)

77% (1951)

63% (2011)

46% (2005)

30% (2013)

55% (1989)

73% (1955)

58% (1995)

61% (2015)

41% (2006)

70% (2009)

74% (1986)

63% (2005)

50% (2025)