90% (2019)

83% (2014)

70% (2018)

51% (1961)

75% (2009)

53% (1958)

0% (2012)

70% (2011)

54% (2015)

60% (2012)

86% (2014)

69% (2005)

40% (2019)

68% (1993)

82% (2011)

79% (2016)

85% (2011)

79% (2003)

58% (2002)

84% (2009)