Year	Purchasing power parity; 2017 international dollar (Units)
1980	1499.234
1981	1658.787
1982	1749.342
1983	1835.490
1984	1927.634
1985	1955.712
1986	2045.838
1987	2376.224
1988	2649.910
1989	2745.017
1990	2961.227
1991	3112.016
1992	3218.956
1993	3379.319
1994	3501.979
1995	3734.641
1996	3926.785
1997	4080.862
1998	4220.751
1999	4396.364
2000	4576.180
2001	4755.009
2002	5059.435
2003	5419.720
2004	5665.824
2005	5903.394
2006	6162.393
2007	6757.952
2008	7335.600
2009	7690.701
2010	8347.516
2011	9071.914
2012	9556.258
2013	9754.640
2014	9992.848
2015	10414.536
2016	11060.695
2017	11565.771
2018	11907.768
2019	12409.570
2020	11986.698
2021	11480.671
2022	11919.149
2023	12352.871
2024	12759.661
2025	13265.018
2026	13818.208
2027	14174.073
2028	14585.762
2029	15184.456
