0% (2003)

30% (2003)

60% (1986)

90% (1973)

60% (1979)

10% (1998)

0% (1997)

20% (2001)

0% (2000)

10% (1994)

0% (2018)

0% (2002)

0% (1998)

10% (2004)

60% (2006)

0% (1997)

0% (2002)

10% (1979)

0% (2001)

35% (1991)