Year	constant 2011 PPP $
1991	56271.2265625
1992	56736.6640625
1993	56620.27734375
1994	54837.8046875
1995	54727.03515625
1996	55645.88671875
1997	53814.9453125
1998	52875.3828125
1999	51189.609375
2000	51836.23046875
2001	49797.3125
2002	51038.07421875
2003	51850.27734375
2004	50625.08984375
2005	50666.8671875
2006	52607.26953125
2007	56542.796875
2008	58375.4609375
2009	58304.640625
2010	62806.6171875
2011	63442.24609375
2012	58619.16015625
2013	56885.48828125
2014	59448.7421875
2015	56766.44921875
2016	62422.2265625
2017	64305.984375
2018	66427.25
2019	68776.09375