Year	current US$
1980	689999.997615814
1981	389999.98569488496
1982	360000.01430511504
1983	209999.993443489
1984	119999.997317791
1985	109999.999403954
1986	119999.997317791
1987	300000.011920929
1988	280000.001192093
1989	389999.98569488496
1990	790000.021457672
1991	759999.990463257
1992	560000.002384186
1993	379999.99523162795
1994	469999.998807907
1995	569999.992847443
1996	1139999.98569489
1997	579999.983310699
1998	740000.009536743
1999	270000.010728836
2000	90000.0035762787
2001	490000.009536743
2002	629999.995231628
2003	910000.026226044
2004	340000.00357627904
2005	409999.99642372096
2006	409999.99642372096
2007	550000.011920929
2008	839999.973773956
2009	889999.985694885
2010	810000.002384186
2011	870000.004768372
2012	1216436.98215485
2013	1027894.9737548799
2014	1024576.4255523699
2015	923382.8186988829
2016	785626.173019409
2017	799401.581287384
2018	703999.996185303
2019	836352.467536926
2020	893509.984016418
2021	1163056.73122406
2022	1003530.02548218