0% (1975)

74% (2010)

67% (1980)

75% (1987)

68% (2020)

0% (1999)

77% (1999)

74% (1998)

50% (2013)

73% (2002)

45% (1994)

76% (1979)

74% (1971)

0% (2008)

72% (2011)

73% (2010)

64% (1998)

50% (2018)

67% (1974)

72% (2010)