45% (2022)

70% (2004)

64% (1970)

68% (1984)

55% (1979)

43% (1972)

35% (1989)

70% (1990)

65% (1997)

61% (1982)

46% (1988)

62% (2012)

71% (2005)

70% (1963)

54% (2007)

59% (2009)

27% (2001)

77% (1961)

60% (1995)

60% (2018)