Year	current US$
1992	1039999.96185303
1993	850000.023841858
1994	1620000.00476837
1995	4400000.09536743
1996	8960000.03814697
1997	43090000.1525879
1998	95209999.0844727
1999	67459999.0844727
2000	83330001.8310547
2001	43930000.3051758
2002	30129999.1607666
2003	136270004.272461
2004	130759994.506836
2005	66169998.1689453
2006	24870000.8392334
2007	43310001.373291
2008	37900001.5258789
2009	37130001.0681152
2010	-1820000.05245209
2011	-20729999.5422363
2012	-15930000.3051758
2013	-6320000.17166138
2014	-36750000
2015	-33229999.5422363
2016	-35880001.0681152
2017	-38979999.5422363
2018	-40099998.4741211
2019	-40380001.0681152
2020	-41220001.220703095
2021	-33220001.220703095
2022	-29670000.0762939