Year	Purchasing power parity; 2017 international dollar (Units)
1980	10772.527
1981	9776.881
1982	11589.797
1983	12390.722
1984	11073.668
1985	10856.403
1986	9426.080
1987	9183.814
1988	8418.052
1989	8719.580
1990	9667.082
1991	10634.672
1992	10826.600
1993	10512.955
1994	10185.062
1995	10278.770
1996	10773.529
1997	10750.916
1998	10824.050
1999	10922.488
2000	11378.399
2001	11457.749
2002	12181.025
2003	12907.436
2004	13264.229
2005	13481.204
2006	13933.157
2007	14851.262
2008	14737.255
2009	14696.544
2010	15347.147
2011	15545.179
2012	14787.876
2013	14377.880
2014	14909.895
2015	14516.847
2016	15601.647
2017	15805.787
2018	15323.612
2019	14675.905
2020	14990.882
2021	15549.763
2022	15977.248
2023	16563.976
2024	16945.489
2025	17289.466
2026	17588.223
2027	17822.481
2028	17997.726
2029	18175.358