70% (2008)

50% (2016)

0% (2012)

40% (2013)

0% (1993)

0% (1990)

0% (2010)

0% (2016)

0% (1986)

0% (1979)

50% (2005)

0% (2010)

0% (1989)

0% (1986)

40% (2017)

30% (1981)

50% (1993)

60% (1997)

0% (1985)

0% (1988)