Year	Purchasing power parity; 2017 international dollar (Units)
1980	6029.030
1981	5585.799
1982	5256.069
1983	4940.481
1984	4829.748
1985	4651.679
1986	4439.282
1987	4455.633
1988	4491.510
1989	4566.421
1990	4680.408
1991	4826.159
1992	4805.311
1993	4871.243
1994	4956.925
1995	5087.435
1996	5205.620
1997	5357.025
1998	5517.514
1999	5435.123
2000	5407.991
2001	5396.623
2002	5429.626
2003	5476.696
2004	5604.611
2005	5750.965
2006	5924.145
2007	6090.763
2008	6358.720
2009	6465.642
2010	6625.064
2011	6860.401
2012	7100.323
2013	7467.423
2014	7757.096
2015	8013.704
2016	8233.759
2017	8456.073
2018	8688.547
2019	8757.259
2020	7882.109
2021	8243.318
2022	8426.291
2023	8515.903
2024	8539.518
2025	8615.228
2026	8675.602
2027	8744.947
2028	8814.847
2029	8885.305