Year	constant 2015 US$
2013	2926444271.650097
2014	1865504433.210338
2015	1879408908.9077826
2016	2784890127.097187
2017	2939348001.708191
2018	2520470973.7343874
2019	2684969612.291934
2020	2839317936.0559216
2021	2513161249.1190476
2022	2989336910.292602
2023	3259669688.3241577