Year	current US$
1990	29999.999329447703
1991	1559999.9427795399
1992	479999.989271164
1993	560000.002384186
1994	1450000.04768372
1995	5010000.228881841
1996	939999.997615814
1997	4260000.228881841
1998	779999.971389771
1999	3069999.9332428
2000	1539999.96185303
2001	2670000.07629395
2002	16469999.3133545
2003	5909999.84741211
2004	1870000.00476837
2005	4659999.84741211
2006	5400000.09536743
2007	12899999.6185303
2008	16469999.3133545
2009	32259998.321533203
2010	39150001.5258789
2011	30500000
2012	31790000.915527303
2013	27670000.0762939
2014	30760000.2288818
2015	24200000.762939498
2016	41409999.8474121
2017	23290000.915527303
2018	76919998.1689453
2019	54229999.5422363
2020	29690000.5340576
2021	30129999.1607666
2022	74980003.3569336