33% (2011)

67% (1991)

65% (1992)

65% (1961)

62% (2012)

65% (1976)

60% (2013)

73% (2016)

65% (1997)

71% (1984)

82% (2004)

0% (2005)

53% (1978)

65% (1985)

60% (1972)

60% (1987)

77% (1984)

83% (1998)

76% (1971)

63% (2011)