70% (1980)

0% (1977)

0% (1979)

54% (1981)

0% (1986)

30% (2016)

80% (2008)

65% (2008)

0% (2014)

50% (2015)

30% (2011)

0% (2009)

0% (1984)

60% (2010)

0% (2011)

60% (1979)

47% (2009)

40% (1984)

0% (1976)

0% (2015)