58% (2009)

59% (2009)

90% (1990)

52% (2005)

20% (2008)

54% (1991)

40% (2006)

48% (2007)

0% (1999)

70% (2007)

50% (1991)

27% (2009)

0% (2008)

53% (1996)

53% (2001)

20% (2006)

0% (1996)

0% (1995)

59% (1996)

0% (1998)