Year	constant 2015 US$
2010	11499652655.332201
2011	12291190803.85454
2012	13323860919.916792
2013	13901364671.044144
2014	14542519056.896622
2015	14880351881.734882
2016	15038834644.306965
2017	15755789021.2814
2018	16894737951.72723
2019	17668832003.513996
2020	16512545403.395258
2021	18002327269.382225
2022	19837943783.416634
2023	21356689044.71948