47% (2005)

20% (1996)

45% (1995)

0% (1989)

50% (2005)

10% (1999)

100% (1970)

35% (2005)

20% (1986)

0% (1972)

20% (1963)

0% (1989)

40% (2002)

0% (1976)

35% (1998)

20% (1972)

40% (1965)

0% (1967)

0% (1964)

20% (1990)