Year	current US$
1993	82599998.4741211
1994	69379997.253418
1995	59240001.6784668
1996	36979999.5422363
1997	68300003.0517578
1998	80790000.9155273
1999	136729995.727539
2000	119819999.69482401
2001	99209999.0844727
2002	116470001.22070299
2003	134029998.779297
2004	143300003.05175802
2005	172880004.882813
2006	136679992.67578098
2007	144649993.89648402
2008	164020004.272461
2009	153320007.32421902
2010	153110000.61035198
2011	322640014.64843804
2012	251839996.33789098
2013	165449996.94824198
2014	198889999.38964802
2015	260779998.779297
2016	102059997.558594
2017	124650001.52587901
2018	17600000.3814697
2019	144360000.61035198
2020	121889999.38964799
2021	-324170013.42773396
2022	-99639999.3896484