20% (2006)

86% (2011)

40% (1961)

0% (2011)

63% (2017)

100% (2019)

68% (1976)

69% (2004)

49% (1979)

95% (2014)

60% (1957)

0% (2009)

0% (2002)

40% (1999)

67% (1971)

35% (1981)

75% (2012)

77% (1992)

64% (2003)

65% (2004)