Year	Purchasing power parity; 2017 international dollar (Units)
1980	5047.688
1981	5360.240
1982	5989.901
1983	6399.966
1984	6574.153
1985	6828.114
1986	7153.065
1987	7927.272
1988	9438.931
1989	9532.744
1990	9997.210
1991	10313.395
1992	10001.372
1993	10120.065
1994	9778.392
1995	10342.612
1996	10349.253
1997	10838.753
1998	10442.561
1999	11068.848
2000	11346.257
2001	11382.363
2002	12002.370
2003	12429.310
2004	12384.535
2005	12768.712
2006	13287.225
2007	13783.379
2008	13945.599
2009	11729.565
2010	12653.371
2011	13250.251
2012	12975.948
2013	14144.518
2014	14665.272
2015	13682.704
2016	14373.519
2017	14656.773
2018	14962.081
2019	15117.995
2020	13545.674
2021	14907.085
2022	15518.029
2023	15751.796
2024	16048.841
2025	16520.866
2026	16920.478
2027	17334.380
2028	17771.468
2029	18218.925