39% (1998)

41% (1994)

40% (1990)

43% (1989)

40% (1990)

23% (1993)

10% (1998)

27% (2017)

22% (1992)

26% (1994)

37% (1988)

27% (1994)

14% (1996)

10% (1995)

16% (1997)

20% (1989)

20% (1995)

18% (2000)

42% (1997)

10% (1993)