Year	constant 2011 PPP $
1991	7573.92482132951
1992	7605.61599416822
1993	7610.99793776672
1994	7654.51267630314
1995	7876.38824725442
1996	8178.80670344739
1997	8311.10865955083
1998	8192.02224412285
1999	8398.8620433641
2000	8573.5430955791
2001	8762.58881497253
2002	8925.45373881694
2003	9280.08928168138
2004	9800.63345657043
2005	10270.5471664704
2006	10873.8852769829
2007	11513.3888416373
2008	11890.9948442831
2009	12371.2759989361
2010	13086.6177725006
2011	13648.2787081638
2012	14177.301087007
2013	14707.2133347694
2014	15269.5651533008
2015	15933.5291980475
2016	16542.7413455253
2017	17119.2188057238
2018	17853.8412570383
2019	18614.6425548562