61% (2015)

58% (1993)

60% (2013)

45% (2008)

56% (2018)

50% (1987)

56% (1981)

75% (1963)

68% (1982)

70% (2018)

68% (2014)

70% (1954)

41% (2006)

59% (1989)

56% (1972)

60% (2015)

50% (1975)

63% (2023)

58% (2016)

55% (2010)