Year	constant 2021 PPP $
1991	10964.037247982897
1992	10238.004510936582
1993	9552.947746359578
1994	8314.138658923086
1995	8945.898963241974
1996	9150.01572915727
1997	9213.98387130411
1998	9284.393275320275
1999	9385.774706206934
2000	9437.967395560023
2001	9281.108676045373
2002	9254.778221112456
2003	9432.365433069099
2004	9185.051649715402
2005	9327.902828818216
2006	9357.41214070005
2007	9615.622993805162
2008	9523.179062514708
2009	9706.482194336886
2010	8943.508147075618
2011	9132.32818382685
2012	8952.83546393917
2013	9089.393282764768
2014	9173.295623627235
2015	9107.964025907824
2016	9108.037201284284
2017	9156.673946698382
2018	9146.64905181258
2019	8866.458200703462
2020	8663.95414206589
2021	8314.37160421727
2022	7988.503479816817
2023	7715.004744950755