90% (1980)

0% (1970)

0% (1988)

50% (1999)

0% (2001)

90% (2004)

0% (1998)

0% (1994)

0% (2006)

0% (1997)

60% (1999)

56% (2000)

40% (2002)

0% (2017)

0% (1994)

0% (1988)

0% (2003)

85% (2002)

0% (2002)

0% (1990)