Year	constant 2010 US$
1986	567.002750892422
1987	568.639528205275
1988	607.311892594947
1989	593.99057856229
1990	602.650978469279
1991	577.859019218311
1992	635.102365100934
1993	631.151602646271
1994	635.261359902676
1995	661.352822848484
1996	688.583993007914
1997	697.180115224259
1998	688.185568646197
1999	719.144504192476
2000	703.203658733582
2001	689.433981689523
2002	682.401513059626
2003	669.371923257879
2004	720.438347413164
2005	787.114422412295
2006	784.631149416793
2007	800.04927833276
2008	809.987201310859
2009	788.296360550556
2010	788.19134822367
2011	806.731271051034
2012	829.506395364778
2013	829.610784915782
2014	857.827523098628
2015	864.437092120647
2016	911.133022929729
2017	970.374920242558
2018	1010.2123130338