77% (2002)

0% (1957)

50% (1991)

56% (1992)

79% (1976)

76% (2015)

50% (2007)

75% (1987)

66% (2008)

82% (1981)

64% (1972)

77% (2008)

77% (2009)

69% (1960)

0% (1996)

71% (2014)

64% (1987)

55% (2017)

75% (1973)

55% (1999)