62% (2024)

60% (1997)

79% (2001)

68% (2020)

69% (2016)

63% (2018)

67% (2013)

67% (1996)

70% (2009)

80% (2019)

77% (2023)

0% (1970)

65% (2014)

70% (2007)

68% (2003)

71% (1963)

68% (2024)

59% (2024)

71% (2010)

67% (2009)