Year	Purchasing power parity; 2011 international dollar (Units)
1980	20626.17
1981	21758.21
1982	22317.57
1983	23911.03
1984	25528.21
1985	25318.20
1986	25678.58
1987	28016.30
1988	30350.28
1989	32473.44
1990	34372.04
1991	35641.78
1992	37038.32
1993	40279.58
1994	43300.62
1995	44957.14
1996	46417.85
1997	48606.76
1998	45937.73
1999	48349.79
2000	51747.64
2001	49890.81
2002	51519.71
2003	54604.02
2004	59074.05
2005	62023.07
2006	65438.24
2007	68487.22
2008	66098.78
2009	63748.05
2010	72173.31
2011	75290.06
2012	76602.92
2013	79105.21
2014	81298.52
2015	82352.23
2016	83602.88
2017	86810.78
2018	89196.13
2019	90583.55
2020	92056.37
2021	93664.35
2022	95430.85
2023	97173.16
2024	98929.95