50% (1956)

0% (1997)

98% (2015)

72% (2019)

0% (2015)

0% (2018)

50% (1970)

40% (2003)

20% (1978)

65% (2014)

62% (2004)

65% (2013)

63% (2009)

40% (2013)

0% (2014)

50% (1974)

62% (2011)

0% (1970)

0% (1970)

0% (1970)