Year	Purchasing power parity; 2011 international dollar (Units)
1980	1712.33
1981	1941.56
1982	2178.37
1983	2280.32
1984	3251.54
1985	3451.70
1986	3775.32
1987	3829.49
1988	3677.06
1989	3699.02
1990	3853.62
1991	4056.60
1992	3883.07
1993	3861.32
1994	3948.47
1995	4111.88
1996	4110.34
1997	3947.68
1998	4057.14
1999	4129.28
2000	4155.38
2001	4269.34
2002	4348.29
2003	4372.36
2004	4406.06
2005	4404.40
2006	4277.35
2007	4237.17
2008	4340.59
2009	4457.66
2010	4583.03
2011	4655.16
2012	4596.43
2013	4557.68
2014	4657.47
2015	4895.93
2016	5211.40
2017	5340.20
2018	5431.64
2019	5673.26
2020	5945.58
2021	6167.40
2022	6338.05
2023	6440.83
2024	6504.19