50% (1982)

0% (1989)

0% (1974)

0% (2016)

50% (2016)

70% (2015)

0% (2015)

0% (1970)

0% (2014)

0% (2015)

70% (2015)

80% (1995)

0% (1962)

40% (1993)

0% (2008)

33% (2010)

60% (2015)

100% (2004)

30% (2013)

40% (2013)