Year	constant 2011 PPP $
1991	8286.0947265625
1992	7236.005859375
1993	7032.908203125
1994	6660.625
1995	6464.4951171875
1996	6612.05908203125
1997	6787.56884765625
1998	7078.9248046875
1999	7183.35302734375
2000	7156.47412109375
2001	7154.955078125
2002	7172.703125
2003	7191.4541015625
2004	7437.86376953125
2005	7641.30419921875
2006	7876.546875
2007	8342.2255859375
2008	8835.03125
2009	9307.2880859375
2010	9863.3623046875
2011	10389.9443359375
2012	10962.359375
2013	11559.6416015625
2014	12219.447265625
2015	12949.701171875
2016	13708.248046875
2017	14172.720703125
2018	14817.072265625
2019	15581.7333984375