0% (2006)

40% (1988)

53% (1997)

38% (1995)

45% (1993)

0% (1993)

0% (1993)

0% (1992)

60% (1992)

20% (1994)

0% (1997)

57% (1996)

59% (1998)

49% (1997)

62% (1996)

0% (2010)

40% (2012)

57% (1991)

0% (1992)

41% (1992)