Year	current US$
1992	1360000.0012665985
1993	6379999.853670602
1994	23379999.656230234
1995	74689998.25604253
1996	77929999.11122023
1997	123330003.41057785
1998	136050002.02543983
1999	138429998.3382226
2000	162949996.80668122
2001	129040001.84684987
2002	163199996.13054094
2003	174220001.88007948
2004	211230000.7734448
2005	138999999.165535
2006	114250001.54413281
2007	121100000.03315495
2008	124389999.5237589
2009	83399999.75077805
2010	91949999.84465536
2011	56589999.25293027
2012	73249998.16343187
2013	118249998.83770943
2014	105410000.34660102
2015	184350003.85902792
2016	239529993.95877123
2017	355669994.3728745
2018	283550004.4133519
2019	694670009.7732239
2020	673090018.1215255
2021	537399994.0399086
2022	423119995.09856164