Year	current US$
2008	1435.481152878098
2009	1502.5825948358786
2010	1559.8257337079244
2011	1595.4635958666024
2012	1767.4809255406649
2013	1928.8621675870602
2014	2100.9085487206903
2015	2012.2619196062153
2016	1785.0449323953833
2017	1600.4617410593935
2018	1627.341279181839
2019	1698.1067631606115
2020	1696.1918226732678
2021	1748.7193208958115
2022	1785.122371093172
2023	1702.074629095117
