Year	constant 2015 US$
1990	1264787465748.235
1991	1213318236106.6948
1992	921673711487.2465
1993	785071491726.3005
1994	686304024388.987
1995	651322867946.0745
1996	628895719644.9574
1997	633895300039.9802
1998	545047335403.01807
1999	533320050170.13226
2000	625619695922.6556
2001	683719675156.9069
2002	713973842654.2931
2003	772173971549.3469
2004	850475752252.0137
2005	928785165453.352
2006	1037590804558.8923
2007	1185687861087.9275
2008	1294501169961.6426
2009	1096344068641.4043
2010	1193425486240.0378
2011	1304055082809.8445
2012	1382147404613.9233
2013	1400007870114.6309
2014	1385849368751.7844
2015	1262501917943.9968
2016	1245853014186.617
2017	1297243580874.6575
2018	1326045836451.309
2019	1367706500360.9595
2020	1312588854811.9966
2021	1347749507261.251
2022	1416383131618.3918
2023	1540421428269.6904