Year	current US$
1987	1100000.02384186
1988	1299999.95231628
1989	870000.004768372
1990	5719999.79019165
1991	2049999.9523162802
1992	879999.995231628
1993	430000.00715255697
1995	990000.009536743
1996	460000.00834465
1997	50000.0007450581
1998	1370000.00476837
1999	1679999.94754791
2000	1210000.03814697
2001	1889999.98569489
2002	1850000.02384186
2003	2019999.9809265102
2004	9050000.19073486
2005	2710000.03814697
2006	4780000.20980835
2007	20709999.084472697
2008	20219999.3133545
2009	20909999.8474121
2010	21229999.5422363
2011	15460000.038146999
2012	5530000.20980835
2013	4989999.771118159
2014	540000.021457672
2015	-509999.99046325695
2016	-529999.971389771
2017	180000.00715255702
2018	779999.971389771
2019	-400000.00596046395
2020	-90000.0035762787
2021	670000.016689301
2022	-600000.023841858