66% (1964)

50% (2024)

64% (2016)

64% (1996)

55% (1982)

54% (2006)

63% (1987)

52% (2008)

52% (2012)

53% (2002)

60% (2015)

63% (1989)

53% (2016)

62% (2018)

77% (1972)

58% (1974)

62% (1969)

58% (1980)

59% (1988)

62% (1986)