Year	constant 2015 US$
1970	8541101067100.536
1971	8919049453213.232
1972	9456301737480.883
1973	9977783486080.924
1974	10036746473360.812
1975	10270755434600.717
1976	10749925378137.12
1977	11111040265378.002
1978	11552299391754.236
1979	11954075714852.246
1980	12060215466821.865
1981	12215714128694.328
1982	12408890011589.785
1983	12839506996036.162
1984	13271654880677.271
1985	13784109515606.686
1986	14360358104093.346
1987	14908196757507.633
1988	15557174697177.086
1989	16112696456114.25
1990	16564671354283.309
1991	16753908546547.482
1992	17225628303173.01
1993	17561483476749.674
1994	18105649049665.766
1995	18586813276287.75
1996	19169404345751.906
1997	19754150735455.36
1998	20397430476180.938
1999	21234426796474.887
2000	22099729045551.207
2001	22649919205121.277
2002	23164012124716.582
2003	23710892178621.816
2004	24466725071316.953
2005	25235273371029.83
2006	25945629002736.414
2007	26704766790679.1
2008	26914103219008.227
2009	26537896034145.45
2010	27031336912124.004
2011	27412299100817.367
2012	27742570069808.477
2013	28159841546788.457
2014	28736926841204.453
2015	29363529404683.746
2016	29983066195292.29
2017	30726510636834.406
2018	31441882756225.26
2019	31972930563337.63
2020	30350280760495.8
2021	32277639413056.168
2022	33304359330106.418