Year	current US$
1991	2619999.8855590797
1992	2750000
1993	4340000.15258789
1994	10449999.8092651
1995	31069999.6948242
1996	13569999.6948242
1997	12590000.1525879
1998	13760000.2288818
1999	14050000.1907349
2000	19159999.8474121
2001	13789999.961853001
2002	14039999.961853001
2003	14989999.7711182
2004	19319999.6948242
2005	18620000.8392334
2006	15770000.4577637
2007	15960000.038146999
2008	18709999.084472697
2009	17969999.3133545
2010	20200000.762939498
2011	26790000.915527303
2012	65589996.337890595
2013	17829999.9237061
2014	244130004.882813
2015	218649993.89648402
2016	50950000.762939505
2017	38029998.779296905
2018	32209999.084472697
2019	-103800003.05175799
2020	-112889999.38964799
2021	37849998.4741211
2022	2206659912.10938