Year	constant 2011 PPP $
1991	29616.6014232344
1992	26232.2158123041
1993	25009.2766115618
1994	22687.6965686316
1995	22591.5303007149
1996	22816.6119396547
1997	23806.4619047181
1998	23725.6760808943
1999	23792.9963537273
2000	25338.5693929039
2001	26107.5778124277
2002	27341.6665316426
2003	29179.4650370284
2004	31297.7783846704
2005	33020.3783588134
2006	35335.6841168619
2007	37392.0043832749
2008	38739.44964275
2009	36865.8934750038
2010	38125.3424226279
2011	39886.0321106818
2012	40903.9758167888
2013	42185.5846098394
2014	42989.0507399119
2015	42820.5866827386
2016	43206.8388595941
2017	44484.1120883399
2018	45781.3299859457
2019	47064.5586987795