Year	current US$
1990	1039133156.1892
1991	618693211.96641
1992	956634522.21263
1993	1101012935.34879
1994	654336960.092438
1995	-307084409.637651
1996	-142828474.88871
1997	-227940160.6869
1998	-239763610.694266
1999	-66142064.3703821
2000	-82321579.773076
2001	297573314.859001
2002	-254218218.491071
2003	-63059788.688405
2004	223364967.581169
2005	-37790732.7942401
2006	229068495.066249
2007	610306656.939342
2008	1258938987.20969
2009	182852625.955853
2010	131040414.926125
2011	66525245.9694958
2012	-363522139.351732
2013	-859914653.932126
2014	-90504667.435238
2015	-345431227.442157
2016	45926244.964102
2017	183188144.898363
2018	1045787105.38466
2019	796655118.939178
2020	-401426705.219747
2021	-309426336.665727