Year	constant 2015 US$
2000	44334141271.2166
2001	45013964691.06522
2002	45840479791.64646
2003	52645686538.02854
2004	64731793790.78498
2005	79577957310.63492
2006	95580491081.52519
2007	115313606151.6321
2008	129245561372.36412
2009	123151018161.52399
2010	136209527670.83708
2011	157505029819.46
2012	165360409548.92975
2013	174955976328.2605
2014	188588916514.22675
2015	196533866666.66666
2016	170460828334.76837
2017	172231587325.40366
2018	176412702488.662
2019	185005563245.5809
2020	165989279734.1546
2021	183366209965.2911
2022	222378688142.43436
2023	234192866027.25137