Year	current US$
1994	20010000.2288818
1995	22129999.1607666
1996	22280000.6866455
1997	10159999.8474121
1998	5380000.11444092
1999	3490000.00953674
2000	3640000.10490417
2001	4719999.79019165
2002	3700000.04768372
2003	5800000.19073486
2004	4349999.90463257
2005	4920000.07629395
2006	4829999.92370605
2007	3900000.09536743
2008	1279999.97138977
2009	1429999.94754791
2010	1139999.98569489
2011	800000.011920929
2012	1610000.01430511
2013	800000.011920929
2014	490000.009536743
2015	600000.023841858
2016	920000.016689301
2017	2259999.99046326
2018	4349999.90463257
2019	4320000.17166138
2020	3839999.91416931
2021	3839999.91416931
2022	1559999.9427795399