Year	Purchasing power parity; 2011 international dollar (Units)
1980	4511.16
1981	4564.82
1982	4403.40
1983	4085.57
1984	3894.97
1985	3884.83
1986	3917.45
1987	3752.42
1988	3760.12
1989	3719.78
1990	3534.83
1991	3399.90
1992	3262.91
1993	2964.22
1994	2882.92
1995	2957.62
1996	3110.07
1997	3204.72
1998	3277.52
1999	3246.14
2000	3098.44
2001	3023.58
2002	2897.82
2003	2785.98
2004	2748.83
2005	2725.29
2006	2696.49
2007	2674.55
2008	2673.06
2009	2690.03
2010	2674.76
2011	2480.35
2012	2680.13
2013	2854.42
2014	3026.74
2015	3210.91
2016	3379.02
2017	3547.05
2018	3713.49
2019	3890.07
2020	4063.49
2021	4236.46
2022	4407.29
2023	4576.30
2024	4748.51