Year	constant 2010 US$
1981	144943529132.112
1982	123058926757.706
1983	102823947971.018
1984	79773201562.5397
1985	73432599913.7464
1986	73508988626.4053
1987	70249923790.7979
1988	70917389069.3917
1989	74263185989.4047
1990	81886686039.9712
1991	82093138557.2792
1992	81620746010.9073
1993	86568242921.1273
1994	85628782962.6679
1995	82133757735.2511
1996	87591689049.4924
1997	90176435976.9633
1998	90716029641.5686
1999	91473092345.4177
2000	97653201864.8665
2001	84831388202.1888
2002	90277798558.0219
2003	102425458726.758
2004	89095518544.5656
2005	94547618095.9788
2006	123443452303.263
2007	109579783605.667
2008	113364921420.673
2009	120200756360.162
2010	124224053829.245
2011	122049413749.543
2012	127719971016.41
2013	134451063349.575
2014	148237237074.02
2015	154002960836.848
2016	149897203855.496
2017	155376149075.105