Year	constant 2010 US$
1993	40516798603.7762
1994	40696968385.2275
1995	41006486755.9022
1996	41896202651.2538
1997	43245086198.5268
1998	44696771850.0799
1999	45868649045.7753
2000	46133336963.3285
2001	45178652388.0493
2002	42884417477.7782
2003	43510882609.6263
2004	44693508703.0344
2005	49098248432.9349
2006	50925942091.3514
2007	54913330561.1096
2008	57667277133.1087
2009	60916398125.2627
2010	64237667185.0303
2011	67170058588.9033
2012	69191404486.6552
2013	72874177471.0129
2014	75020344151.8508
2015	80231261903.0723
2016	79810548690.5075
2017	81977464251.8535
2018	79307328760.6994