Year	current US$
1992	73268213581.93117
1993	80312999999.99998
1994	90636999999.99997
1995	119165999999.99997
1996	138025999999.99997
1997	149845999999.99997
1998	163106999999.99997
1999	159372999999.99997
2000	177371999999.99997
2001	192101000000
2002	215355000000
2003	276243000000
2004	359397000000
2005	411334000000
2006	507955000000
2007	653137000000
2008	785752000000
2009	551789000000
2010	644658000000
2011	778127000000
2012	736152000000
2013	768206000000
2014	804000000000
2015	709456000000
2016	723808000000
2017	832842000000
2018	948657000000.0001
2019	934029000000.0001
2020	898476000000.0001
2021	1147902000000.0002
2022	1311180000000.0002
2023	1268775000000.0002