Year	constant 2010 US$
1986	513.114417851615
1987	514.340246740208
1988	530.227823330346
1989	534.914857864084
1990	541.809620827544
1991	540.429674411346
1992	543.057407165732
1993	555.469294056595
1994	562.51937320393
1995	573.179602088054
1996	583.176961705544
1997	597.520340011594
1998	603.640081283775
1999	611.560817948144
2000	612.720609711875
2001	621.828959710054
2002	641.072927209266
2003	636.692235131121
2004	638.987891635608
2005	644.858352323376
2006	638.599337542777
2007	667.095295376801
2008	678.952420990295
2009	656.159015645005
2010	672.42440256326
2011	694.603115399056
2012	719.709185241663
2013	731.493337699027
2014	741.049717312176
2015	750.403076363854
2016	809.957816532747
2017	893.12933200795
2018	943.360034142442