47% (1990)

55% (1982)

50% (1986)

35% (1985)

72% (1994)

0% (1995)

0% (1972)

50% (2006)

0% (1996)

60% (1972)

0% (1965)

60% (1974)

70% (1995)

30% (2008)

73% (1974)

0% (1989)

0% (1997)

0% (1969)

0% (1968)

0% (1985)