Year	constant 2010 US$
1970	3812367073218.97
1971	4009959685241.05
1972	4212827932124.33
1973	4432992319839.95
1974	4562392049713.17
1975	4693943096564.72
1976	4906426106315.07
1977	5068194499738.63
1978	5243660283502.97
1979	5441981301338.43
1980	5582751003702.51
1981	5654978196133.57
1982	5715175435231.48
1983	5781577594313.63
1984	5858197911742.88
1985	5988495466895.26
1986	6178677410199.21
1987	6390128855554.92
1988	6596858180662.97
1989	6792600583848.89
1990	7001508441188.67
1991	7198685990459.14
1992	7363413104331.08
1993	7353879845849.07
1994	7469688260792.42
1995	7591524514360.64
1996	7739156807243.51
1997	7878109337455.04
1998	8099900397673.85
1999	8337814361211.51
2000	8576654509222.82
2001	8749884631768.22
2002	8859126294449.13
2003	8975471107237.11
2004	9125591704130.87
2005	9288780183288.29
2006	9482371313994.57
2007	9665403880895.19
2008	9752582198729.11
2009	9739456883078.29
2010	9815026287132.81
2011	9809712722245.32
2012	9716142826456.32
2013	9681174117971.64
2014	9763432639451.05
2015	9925021786984.45
2016	10111940912697.4
2017	10274890851851.3
2018	10401975419690.8