Year	constant 2021 PPP $
1991	34006.42091016429
1992	33913.497358558336
1993	34476.51300487375
1994	35543.102069070505
1995	35285.054284973136
1996	36229.025436775424
1997	36731.9571786377
1998	36994.35747218157
1999	36626.26887002908
2000	37234.2657834523
2001	36291.721533870324
2002	35722.59318673582
2003	35659.97834675338
2004	36336.705777591116
2005	36713.70945890331
2006	37556.303281059816
2007	38807.3130591041
2008	39471.83783175668
2009	38129.756122722014
2010	40070.50780393315
2011	41197.184497292765
2012	41030.77650096892
2013	41622.00763215547
2014	41602.76358192143
2015	41298.82756031758
2016	41083.73488180604
2017	41302.617840433115
2018	41117.75837929064
2019	40639.625553298734
2020	40990.11540855465
2021	41200.25417472292
2022	40832.774726052
2023	40892.32419959137