55% (1980)

60% (2020)

61% (1973)

52% (1970)

50% (2019)

42% (2010)

63% (1973)

50% (1961)

56% (2009)

72% (1996)

54% (1969)

62% (2020)

69% (1984)

68% (1969)

66% (2021)

46% (1979)

60% (2021)

60% (2005)

68% (2013)

74% (1992)