30% (2007)

83% (2003)

70% (2002)

0% (2010)

0% (2010)

20% (1999)

20% (2013)

37% (1997)

0% (2008)

35% (2001)

70% (1998)

40% (2001)

74% (2014)

100% (2005)

60% (1997)

0% (2009)

0% (2002)

0% (2008)

0% (2000)

75% (2000)