Year	current US$
1995	34000000
1996	28000000
1997	27000000
1998	29000000
1999	17000000
2001	4099999.90463257
2002	4300000.19073486
2003	5000000
2004	8000000
2005	10000000
2006	15000000
2007	14000000
2008	51000000
2009	91000000
2010	215000000
2011	248000000
2012	614000000
2013	907000000
2014	1054000000
2015	1002000000
2016	912099975.585938
2017	930000000
2018	1005000000
2019	1029000000
2020	260000000