64% (2009)

72% (2011)

68% (1979)

46% (2004)

64% (1955)

0% (1961)

77% (2004)

73% (1962)

60% (2002)

37% (2007)

67% (1979)

60% (1974)

74% (2011)

71% (1975)

69% (1980)

70% (1990)

50% (2016)

82% (2010)

54% (1972)

0% (2011)