Year	constant 2010 US$
1980	3866259103.03396
1981	3886732217.73366
1982	3807060272.34433
1983	3209068736.03667
1984	2988281426.74803
1985	2781506223.5948
1986	2834674098.74313
1987	3132058473.42649
1988	3250437153.69496
1989	3498598589.83122
1990	3394037442.63766
1991	3518706284.44736
1992	3233372913.58458
1993	3408344711.99115
1994	3752636267.15727
1995	3509339486.33253
1996	3953239265.8074
1997	4438844872.54762
1998	4070091765.73552
1999	3136256950.73439
2000	5095107980.49153
2001	4748905811.35406
2002	7076779162.61215
2003	7311225577.0775
2004	7665267474.39102
2005	8130384123.23234
2006	8673876067.71287
2007	9332874981.08187
2008	10286083971.5414
2009	10953462250.002
2010	11648051727.3166
2011	13008412609.2012
2012	16915835041.5359
2013	20416099109.8657
2014	22489222207.0052
2015	22504267543.0014
2016	23059344880.3324
2017	21680422991.1696
2018	23236663968.4487