Year	current US$
1988	69999.99843537802
1989	89999.99798834327
1990	89999.99798834324
1991	1129999.995231628
1992	1539999.9693036089
1993	3629999.892786141
1994	6539999.967440969
1995	5880000.039935112
1996	5050000.043585898
1997	4610000.075772406
1998	5290000.027045604
1999	9139999.808743602
2000	13360000.47996643
2001	4919999.882578844
2002	10369999.937713137
2003	45919999.69817696
2004	88410001.59271061
2005	184119993.65687388
2006	81470000.32663347
2007	78409999.0576506
2008	49090000.8119643
2009	36250000.44889749
2010	50380000.207573175
2011	61759999.725967616
2012	63959999.755024895
2013	61790000.3641844
2014	94350000.95516442
2015	88629999.54819675
2016	87890000.59105459
2017	92389998.92771247
2018	170030000.35882
2019	164539998.7250566
2020	83180000.93102449
2021	151529997.25937846
2022	181990000.3075601