Year	Purchasing power parity; international dollars (Units)
1980	350.541
1981	383.696
1982	386.927
1983	390.170
1984	379.823
1985	416.749
1986	396.317
1987	408.776
1988	421.306
1989	420.111
1990	433.584
1991	428.826
1992	564.732
1993	617.609
1994	711.818
1995	887.112
1996	1328.873
1997	3225.049
1998	3912.287
1999	4817.132
2000	9958.385
2001	15646.609
2002	18247.523
2003	20432.831
2004	26218.848
2005	28005.395
2006	29391.402
2007	33243.767
2008	38118.514
2009	37129.013
2010	32715.380
2011	34023.849
2012	37302.871
2013	34530.773
2014	33482.867
2015	23902.973
2016	20353.109
2017	22449.899
2018	20774.801
2019	19287.230
2020	17995.403
2021	18154.733
2022	19448.577
2023	18394.953
2024	18378.169
2025	17340.021
2026	16634.678
2027	16762.081
2028	16613.216
2029	16980.224