Year	current US$
1992	0
1993	19999.9995529652
1994	589999.973773956
1995	1370000.00476837
1996	2279999.97138977
1997	3920000.07629395
1998	6739999.771118159
1999	3289999.96185303
2000	3230000.01907349
2001	3049999.95231628
2002	3599999.90463257
2003	3789999.96185303
2004	2720000.02861023
2005	1929999.94754791
2006	2579999.92370605
2007	2950000.04768372
2008	4429999.82833862
2009	4010000.2288818406
2010	4179999.8283386203
2011	3700000.04768372
2012	3573947.90649414
2013	4309466.83883667
2014	3760090.35110474
2015	3227737.4267578097
2016	2390779.49523926
2017	1751857.04231262
2018	1619760.03646851
2019	2278099.06005859
2020	2438750.02861023
2021	2400662.66059875
2022	2952320.09887695