Year	current US$
1995	329734649.658203
1996	365293487.548828
1997	385000000
1998	408000000
1999	431000000
2000	413000000
2001	428000000
2002	512000000
2003	611000000
2004	811000000
2005	932000000
2006	967000000
2007	1479000000
2008	1666000000
2009	1405000000
2010	1320000000
2011	1366000000
2012	1318000000
2013	1254000000
2014	1343000000
2015	1080000000
2016	1120000000
2017	1378000000
2018	1569000000
2019	1596000000
2020	880000000