Year $ 2011 PPP (% of poverty line) 2001 0.84881 2002 0.73841 2004 0.73529 2005 0.64371 2006 0.61274 2007 0.72515 2009 0.55061 2010 0.46651 2011 0.39801 2012 0.34231 2013 0.36869 2014 0.41203 2015 0.12715