53% (2000)

23% (2012)

0% (2011)

46% (2006)

50% (2011)

37% (2004)

45% (2001)

25% (2005)

40% (2001)

44% (2008)

10% (2005)

20% (2013)

27% (2006)

42% (2006)

0% (2004)

68% (2009)

27% (2010)

67% (2006)

64% (2011)

15% (2003)