68% (2015)

73% (2011)

78% (2004)

64% (2010)

63% (2005)

72% (2024)

57% (1996)

70% (2024)

60% (2023)

65% (2009)

75% (2015)

70% (1957)

66% (1974)

80% (2015)

62% (2022)

72% (2016)

65% (2023)

79% (2013)

62% (2001)

60% (2025)