54% (1982)

58% (1963)

69% (2020)

51% (1993)

54% (2018)

58% (2001)

66% (1976)

46% (1984)

60% (2003)

46% (1975)

40% (2014)

71% (1987)

62% (2014)

56% (2008)

66% (1991)

65% (1952)

62% (1993)

58% (2014)

60% (2014)

35% (2003)