Year	constant 2021 PPP $
1991	13223.953030671042
1992	13958.616412731202
1993	14084.15386875129
1994	13061.72629665038
1995	13265.453298216698
1996	12819.815468798075
1997	12984.545251362351
1998	12852.082282431807
1999	12840.063300608817
2000	14010.80600403587
2001	14137.544215294536
2002	14267.932644660208
2003	14333.317825282222
2004	14225.453747038262
2005	14069.585364261882
2006	13896.28121094236
2007	13493.28927191159
2008	13508.399085462286
2009	13436.706501383125
2010	13428.08829467315
2011	13484.422313492527
2012	13420.233322341004
2013	13526.704492104334
2014	13345.067886159835
2015	13164.344396768385
2016	13262.511412247111
2017	13437.873307118662
2018	13624.96957363108
2019	13600.85398998296
2020	13517.22637359802
2021	13432.263193690264
2022	13369.144471486214
2023	13390.98969067203