67% (1997)

20% (1998)

70% (1997)

30% (1994)

0% (1996)

0% (1999)

10% (1997)

35% (1996)

25% (1998)

35% (2003)

0% (1996)

10% (1998)

0% (1999)

0% (1995)

0% (1993)

40% (1969)

10% (1999)

0% (2017)

25% (2003)

0% (1994)