Year	current US$
1990	3896969696.9696965
1991	2440000000
1992	383311808.11808115
1993	902385596.3990998
1994	294957728.98788387
1995	785309767.9982871
1996	791860069.072703
1997	1150456356.0518146
1998	1009304729.904368
1999	1281380721.4031477
2000	2118053576.597145
2001	2368581267.173261
2002	2667039717.5785155
2003	3056572037.1512995
2004	4235083891.6613073
2005	8336815027.379337
2006	13953852783.327457
2007	22516209778.540165
2008	32132494340.449356
2009	22870725058.87783
2010	28732245203.08996
2011	37215171599.85108
2012	36912727758.72054
2013	35905452997.35769
2014	32558931187.344376
2015	20060045053.310482
2016	17580756547.819733
2017	19839874967.681587
2018	25484215746.077835
2019	23629764705.882355
2020	15208764705.882353
2021	25487647058.82353
2022	47274117647.05882
2023	35487352941.17647