Year	Purchasing power parity; 2011 international dollar (Units)
2011	3373.95
2012	1550.21
2013	1940.44
2014	1935.85
2015	1875.39
2016	1517.00
2017	1393.24
2018	1335.24
2019	1408.83
2020	1437.01
2021	1490.50
2022	1530.79
2023	1586.09
2024	1584.14