Year	Purchasing power parity; 2017 international dollar (Units)
1980	8374.040
1981	8876.152
1982	8497.608
1983	7999.485
1984	7985.640
1985	8053.640
1986	7826.470
1987	7894.716
1988	8101.941
1989	8309.574
1990	8651.928
1991	8408.485
1992	8380.107
1993	8617.903
1994	8894.672
1995	9311.508
1996	9268.890
1997	9468.882
1998	9285.818
1999	8975.787
2000	8592.713
2001	8361.983
2002	8208.360
2003	8411.386
2004	8601.109
2005	8635.820
2006	8900.723
2007	9230.408
2008	9672.816
2009	9495.891
2010	10385.969
2011	10665.362
2012	10429.608
2013	11125.813
2014	11542.794
2015	11710.817
2016	12034.672
2017	12433.769
2018	12651.444
2019	12424.932
2020	12153.216
2021	12468.828
2022	12322.100
2023	12701.479
2024	13009.490
2025	13326.229
2026	13611.227
2027	13902.320
2028	14199.638
2029	14503.315