Year	constant 2015 US$
1970	4071860511066.2383
1971	4254634882034.9707
1972	4474223070547.571
1973	4701701885009.839
1974	4767740442117.58
1975	4848275298915.151
1976	5039909120084.561
1977	5172065963918.629
1978	5335951226968.491
1979	5532609021703.913
1980	5628994262820.5205
1981	5655260184187.499
1982	5702251829551.557
1983	5781816545626.919
1984	5872531160516.628
1985	6022131126136.37
1986	6267887401374.791
1987	6504473718808.8955
1988	6758778774890.555
1989	6979206636052.038
1990	7181143354898.937
1991	7267604105739.59
1992	7390886912346.739
1993	7399085504432.274
1994	7511216287488.71
1995	7650702833764.496
1996	7854552581847.514
1997	8078647760254.081
1998	8324784429171.768
1999	8578056771528.116
2000	8871223578210.64
2001	9064043391662.234
2002	9223993226249.227
2003	9430656111857.762
2004	9712708083103.12
2005	10002469285858.719
2006	10272808597091.568
2007	10612030123155.215
2008	10734631608393.92
2009	10546616637932.797
2010	10749919236423.834
2011	10896275887622.889
2012	10967755312046.5
2013	11075623651714.025
2014	11237345837247.064
2015	11397137510971.34
2016	11647064036453.271
2017	11932957800474.89
2018	12177905539000.979
2019	12388857023451.623
2020	11492946259676.078
2021	12184362475415.734
2022	12733497703381.498
2023	12949278735860.182