Year	current US$
1993	519999.980926514
1994	2650000.09536743
1995	3970000.02861023
1996	2609999.89509583
1997	730000.019073486
1998	569999.992847443
1999	1080000.04291534
2000	1200000.04768372
2001	1139999.98569489
2002	1179999.94754791
2003	1940000.0572204601
2004	1340000.0333786
2005	1860000.01430511
2006	2549999.95231628
2007	3029999.97138977
2008	2230000.01907349
2009	3420000.07629395
2010	2440000.05722046
2011	2220000.02861023
2012	1595304.9659729
2013	2645305.15670776
2014	2173635.95962524
2015	2749982.11860657
2016	2624829.29229736
2017	3155169.96383667
2018	3279780.3878784203
2019	3536999.94087219
2020	7065000.05722046
2021	-873000.025749207
2022	3341000.08010864