20% (1993)

5% (1982)

43% (2009)

0% (1990)

40% (1993)

30% (1994)

20% (1985)

0% (1994)

60% (1987)

42% (1976)

70% (1999)

0% (1981)

50% (1992)

0% (2024)

30% (2001)

0% (1986)

60% (1992)

70% (1992)

58% (1985)

60% (1994)