Year	current US$
1989	59999.9986588955
1992	119999.997317791
1994	39999.9991059303
1995	1570000.05245209
1996	1429999.94754791
1997	1340000.0333786
1998	1299999.95231628
1999	2140000.10490417
2000	1909999.9666214
2001	1539999.96185303
2002	1330000.04291534
2003	1990000.0095367401
2004	2549999.95231628
2005	2569999.9332428
2006	2390000.10490417
2007	3740000.00953674
2008	3059999.94277954
2009	6829999.92370605
2010	6519999.98092651
2011	9649999.61853027
2012	10060000.4196167
2013	7599999.90463257
2014	8319999.694824221
2015	5949999.80926514
2016	2769999.98092651
2017	1549999.95231628
2018	839999.973773956
2019	910000.026226044
2020	1129999.99523163
2021	1139999.98569489
2022	600000.023841858