57% (2010)

0% (2005)

40% (1991)

78% (1997)

0% (2011)

0% (1981)

50% (2012)

40% (2007)

0% (1997)

70% (2009)

100% (1979)

0% (1968)

0% (2009)

65% (2009)

70% (2007)

0% (2016)

70% (2008)

0% (2005)

0% (1975)

0% (2005)