Year	Purchasing power parity; 2011 international dollar (Units)
1998	3285.33
1999	3257.71
2000	3128.15
2001	3121.96
2002	2889.12
2003	2418.65
2004	2249.60
2005	2065.22
2006	1961.93
2007	1890.49
2008	1571.46
2009	1672.51
2010	1983.87
2011	2243.80
2012	2496.96
2013	2476.40
2014	2471.36
2015	2452.06
2016	2407.85
2017	2457.42
2018	2477.92
2019	2288.54
2020	2303.55
2021	2338.86
2022	2378.97
2023	2411.62
2024	2444.72