Year	constant 2010 US$
1975	1004772710.60492
1976	1660296277.48511
1977	2030730458.03032
1978	2155419238.4591
1979	2602724597.87564
1980	2884182108.74759
1981	3290328114.77022
1982	3550600588.82169
1983	3840531857.67153
1984	4420395108.56649
1985	4372577364.37001
1986	4298732700.83818
1987	4887674927.19552
1988	5549250954.19857
1989	6475942193.60224
1990	6908721192.27898
1991	6324015496.68874
1992	7579981721.8543
1993	7365105562.91391
1994	7968574172.18543
1995	9446556291.39073
1996	10052384105.9603
1997	10050119205.298
1998	10635205298.0132
1999	10893721854.3046
2000	11849192052.9801
2001	12057880794.702
2002	11635854304.6358
2003	11298463576.1589
2004	11659059602.649
2005	12019496688.7417
2006	12296370860.9272
2007	12955841059.6026
2008	12882781456.9536
2009	12278662251.6556
2010	12835430463.5762
2011	13569920529.8013
2012	13205298013.245
2013	13480026490.0662
2014	14055403973.5099
2015	14784052980.1325
2016	15461443708.6093
2017	16388211920.5298
2018	16926357615.894