Year	constant 2011 PPP $
1991	3880.59301757813
1992	3795.38891601563
1993	3777.1640625
1994	3737.28588867188
1995	3746.04809570313
1996	3799.73901367188
1997	3907.82006835938
1998	3975.69897460938
1999	4056.89697265625
2000	4077.60791015625
2001	4159.07177734375
2002	4301.6240234375
2003	4262.64892578125
2004	4272.3359375
2005	4304.2099609375
2006	4254.5478515625
2007	4443.7412109375
2008	4510.34814453125
2009	4369.03515625
2010	4476.76611328125
2011	4616.89794921875
2012	4768.89208984375
2013	4839.35986328125
2014	4891.8359375
2015	4942.30615234375
2016	5284.37109375
2017	5785.93408203125
2018	5993.91015625
2019	6207.51806640625