61% (2014)

71% (2021)

76% (1979)

51% (1997)

71% (1979)

66% (2004)

57% (1989)

48% (1997)

78% (1964)

72% (1939)

58% (2000)

60% (1992)

43% (2018)

57% (2005)

58% (2001)

70% (1993)

70% (1973)

67% (1993)

62% (1979)

71% (1994)