52% (2008)

61% (2014)

54% (2008)

69% (1968)

43% (1976)

61% (1980)

83% (2025)

57% (1990)

63% (2024)

71% (2017)

45% (2000)

56% (2008)

41% (2007)

65% (1968)

42% (1975)

63% (1988)

80% (2017)

51% (2016)

65% (1930)

50% (2005)