78% (2015)

70% (2023)

41% (1999)

71% (1977)

60% (1994)

63% (2014)

58% (2016)

60% (1998)

60% (1997)

53% (1962)

40% (2023)

71% (2011)

58% (2007)

56% (2005)

63% (1980)

66% (2015)

58% (2008)

71% (2019)

61% (1993)

74% (1988)