Year	current US$
1995	1880688993.6019902
1996	1836356126.1510658
1997	1912409113.84465
1998	1979030546.988641
1999	2118202715.9185905
2000	1936027615.8008144
2001	1975889988.8293662
2002	2214618168.361338
2003	2576084839.136369
2004	2831577070.7575097
2005	3072115256.14969
2006	3438047114.4225235
2007	4272651954.1433225
2008	4607457178.631683
2009	3773108349.453575
2010	4674299107.08363
2011	5225282734.005729
2012	5496484095.734726
2013	5614320429.866578
2014	5603801122.366171
2015	5322793750.346703
2016	5016727682.227381
2017	5492167242.1258955
2018	6159042838.655434
2019	6214433693.485778