73% (1990)

59% (2007)

76% (2013)

61% (2011)

63% (1994)

57% (1988)

49% (2004)

72% (1976)

62% (1983)

55% (2020)

69% (2018)

55% (1987)

57% (2014)

67% (1986)

64% (2020)

60% (1996)

53% (1965)

60% (1977)

70% (1992)

62% (2023)