Year	Purchasing power parity; 2017 international dollar (Units)
1980	25385.351
1981	25625.225
1982	26282.601
1983	26937.693
1984	27642.577
1985	28480.522
1986	29156.179
1987	30102.078
1988	31587.563
1989	33088.833
1990	33025.317
1991	30931.512
1992	29730.867
1993	29382.260
1994	30408.986
1995	31561.740
1996	32603.597
1997	34564.194
1998	36343.974
1999	37845.254
2000	39939.944
2001	40904.526
2002	41492.420
2003	42231.208
2004	43804.053
2005	44876.617
2006	46515.476
2007	48782.074
2008	48946.279
2009	44775.956
2010	45985.675
2011	46947.786
2012	46069.129
2013	45439.767
2014	45069.678
2015	45145.072
2016	46282.735
2017	47621.510
2018	48078.357
2019	48624.746
2020	47416.288
2021	48687.145
2022	49208.871
2023	48600.347
2024	48594.628
2025	49426.758
2026	50349.142
2027	51198.610
2028	52046.592
2029	52874.434