Year	constant 2015 US$
1960	1113091526.39231
1961	1126313701.5622044
1962	1163012040.2769513
1963	1207535720.4631054
1964	1315741681.7691677
1965	1797945979.246806
1966	2093151091.2473276
1967	2250737826.5463634
1968	2534609818.2151694
1969	2382959743.4629326
1970	2593165248.626062
1971	2935862418.9122915
1972	2941259226.523786
1973	3240781788.0917687
1974	2919672004.7734747
1975	3033004929.8321905
1976	3065385766.80549
1977	3057290381.4749603
1978	3797679533.7843494
1979	4175229487.138932
1980	4051227169.3802543
1981	4213900858.114645
1982	3784077529.73093
1983	3811281537.924726
1984	3794959132.991057
1985	3895880566.6319375
1986	4154052040.2274246
1987	4254706870.2749043
1988	4216621258.907938
1989	4431532923.056317
1990	4453296129.576571
1991	4363522902.006609
1992	4711734210.504595
1993	4660046589.779853
1994	4189417247.7576156
1995	4757981023.555785
1996	5141557538.4535265
1997	5209567556.111925
1998	5291179575.562871
1999	4700852603.853157
2000	5005537494.441062
2001	5203798643.627798
2002	5724721117.45151
2003	6224373996.059839
2004	7046105589.787795
2005	7420001769.293553
2006	7535280192.748315
2007	7726445679.753631
2008	7792871860.395624
2009	6554044026.233852
2010	7582028084.767081
2011	8216055065.93605
2012	9025238815.879951
2013	8909621261.512108
2014	9208847770.488634
2015	9475891625.380068
2016	9559917830.844604
2017	10025509791.84923
2018	10162649115.70116
2019	10261475342.039198
2020	8103863603.356787
2021	9982231469.94123
2022	10640832398.81203
2023	9843405187.188326