Year	$ 2011 PPP (%)
1997	0.0559401
1998	0.0377649
1999	0.1055283
2000	0.0389376
2001	0.0169066
2002	0.0030143
2003	0.0131398
2004	0.0440806
2010	0.0011198
2011	0.0154825
2012	0.0050497
2013	0.0061229
2014	0.0007596