Year	current US$
1990	5394694076.365805
1991	6291929421.6722765
1992	5963062816.8063545
1993	5461571448.336892
1994	5674964257.218521
1995	6052297405.69615
1996	7228301134.397187
1997	8263921028.8790245
1998	12992625399.835281
1999	13304328474.557774
2000	13692408226.862848
2001	13616951313.388079
2002	13984162519.248787
2003	15256663107.06424
2004	16931997122.98258
2005	18945872710.613087
2006	19725541250.626984
2007	23696086928.685394
2008	30769802872.25071
2009	31500970810.145752
2010	34710101422.83949
2011	39127065370.776535
2012	44891422054.16832
2013	52241110519.90438
2014	56520938946.75136
2015	50518515503.15412
2016	50355344890.483734
2017	53671039446.10004
2018	60633330900.647675
2019	64790860158.97334
2020	66733554890.69444
2021	71877432575.66933
2022	78977509266.24666
2023	80918154065.87291