Year	constant 2011 PPP $
1991	11362.822265625
1992	12607.029296875
1993	13130.783203125
1994	13358.392578125
1995	13522.666015625
1996	13625.681640625
1997	13198.72265625
1998	13679.935546875
1999	12759.18359375
2000	12871.8408203125
2001	13387.955078125
2002	13934.755859375
2003	13220.412109375
2004	14021.423828125
2005	14680.193359375
2006	14943.4755859375
2007	15499.2724609375
2008	15946.9072265625
2009	16485.681640625
2010	16784.203125
2011	15995.3935546875
2012	12908.857421875
2013	10214.4306640625
2014	10679.0576171875
2015	10532.8427734375
2016	10230.1083984375
2017	9664.3974609375
2018	9628.81640625
2019	9490.3349609375