Year	current US$
1988	1000000
1989	1980000.01907349
1990	4340000.15258789
1991	219999.998807907
1995	9999.99977648258
1996	106319999.69482401
1999	70000.0002980232
2000	-310000.002384186
2001	829999.983310699
2003	-589999.973773956
2004	-270000.010728836
2005	134220001.220703
2006	-1940000.0572204601
2007	970000.028610229
2008	680000.007152557
2009	44349998.4741211
2010	490000.009536743
2011	519999.980926514
2012	1509999.9904632599
2013	1470000.02861023
2014	300000.011920929
2015	50000.0007450581
2016	129999.995231628
2017	1000000
2018	709999.978542328
2019	519999.980926514
2020	209999.993443489
2021	1059999.9427795399
2022	219999.998807907