Year	current US$
1990	230000.004172325
1992	79999.9982118607
1993	1450000.04768372
1994	1860000.01430511
1995	620000.004768372
1996	2019999.9809265102
1997	4480000.01907349
1998	4579999.92370605
1999	2640000.10490417
2000	1649999.97615814
2001	2140000.10490417
2002	2339999.91416931
2003	2880000.1144409203
2004	1580000.04291534
2005	810000.002384186
2006	1389999.98569489
2007	1019999.98092651
2008	1340000.0333786
2009	610000.014305115
2011	129999.995231628
2012	1080000.04291534
2013	1190000.0572204601
2014	1539999.96185303
2015	529999.971389771
2016	439999.997615814
2017	970000.028610229
2018	980000.019073486
2019	1059999.9427795399
2020	270000.010728836
2021	360000.01430511504
2022	449999.988079071