63% (2017)

70% (2000)

74% (1975)

63% (1976)

72% (2012)

66% (1984)

73% (1980)

56% (2002)

61% (1991)

54% (1988)

71% (1970)

39% (2003)

58% (1975)

67% (1977)

0% (1979)

54% (2018)

71% (1969)

66% (1979)

61% (1990)

53% (1980)