68% (2024)

66% (2022)

62% (1960)

68% (2006)

52% (2005)

62% (2008)

59% (1992)

75% (1968)

53% (2015)

70% (2012)

74% (1969)

68% (2018)

55% (2017)

70% (2004)

60% (2018)

63% (2007)

61% (1967)

72% (2010)

50% (2006)

77% (2013)