Year	Purchasing power parity; 2017 international dollar (Units)
1980	21052.383
1981	20769.304
1982	20914.602
1983	21160.931
1984	21434.798
1985	21863.940
1986	22549.095
1987	23780.869
1988	24984.511
1989	26182.608
1990	27142.157
1991	27753.979
1992	27897.855
1993	27445.911
1994	28011.205
1995	29097.700
1996	29733.427
1997	30801.418
1998	32065.504
1999	33414.520
2000	34809.163
2001	35990.146
2002	36385.396
2003	36784.304
2004	37347.224
2005	37999.007
2006	38933.747
2007	39557.319
2008	39260.537
2009	37468.845
2010	37373.569
2011	36931.445
2012	35814.510
2013	35443.831
2014	36046.055
2015	37465.347
2016	38570.376
2017	39647.785
2018	40382.949
2019	40854.649
2020	36101.356
2021	38431.581
2022	40407.311
2023	41248.774
2024	41536.106
2025	41936.923
2026	42258.116
2027	42525.476
2028	42836.357
2029	43189.701
