60% (1992)

35% (1988)

43% (2014)

33% (2004)

60% (1970)

52% (2013)

68% (1999)

0% (2006)

0% (2008)

0% (1998)

0% (1994)

70% (2007)

0% (1995)

60% (1995)

0% (2006)

0% (1990)

20% (2009)

0% (1994)

70% (2009)

90% (1994)