69% (2018)

59% (2023)

59% (2010)

69% (1997)

77% (2020)

61% (1976)

68% (1977)

62% (2011)

51% (1993)

65% (2003)

72% (2023)

62% (1994)

61% (1998)

65% (1990)

62% (1939)

61% (1972)

67% (2014)

59% (2008)

63% (2015)

62% (1988)