Year	current US$
1995	282000000
1996	308000000
1997	323000000
1998	396000000
1999	436000000
2000	471000000
2001	372000000
2002	371000000
2003	523000000
2004	697000000
2005	980000000
2006	1076000000
2007	1326000000
2008	1103000000
2009	546000000
2010	612000000
2011	754000000
2012	792000000
2013	854000000
2014	964000000
2015	963000000
2016	1217000000
2017	1554000000
2018	1691000000
2019	1509000000
2020	519000000