Year	current US$
1977	1110000.01430511
1978	419999.986886978
1979	1700000.04768372
1980	1429999.94754791
1981	1080000.04291534
1982	2440000.05722046
1983	2509999.99046326
1984	1440000.0572204601
1985	769999.980926514
1986	1379999.99523163
1987	3910000.08583069
1988	1870000.00476837
1989	1340000.0333786
1991	-119999.997317791
1992	1110000.01430511
1993	2569999.9332428
1994	4400000.09536743
1995	649999.976158142
1996	1129999.99523163
1997	2099999.90463257
1998	2869999.8855590797
1999	3349999.90463257
2000	600000.023841858
2001	-740000.009536743
2002	50000.0007450581
2003	2099999.90463257
2004	3680000.0667572
2005	2769999.98092651
2006	680000.007152557
2007	270000.010728836
2008	810000.002384186
2009	759999.990463257
2010	1620000.00476837
2011	8989999.77111816
2012	740000.009536743
2013	610000.014305115
2014	5199999.80926514
2015	4320000.17166138
2016	3269999.98092651
2017	3690000.05722046
2018	5059999.94277954
2019	1970000.02861023
2020	2829999.92370605
2021	140000.000596046
2022	19999.9995529652