Year	constant 2010 US$
1986	2321.71794108198
1987	2295.41574454714
1988	2302.58953377582
1989	2331.2663719994
1990	2362.12213100866
1991	2474.13229974748
1992	2506.82458567737
1993	2644.99916479931
1994	2578.38281250064
1995	2722.5457610816
1996	2618.54555007331
1997	2456.1062040627
1998	2535.05822892843
1999	2580.31932289091
2000	2707.58562562189
2001	2760.77884843869
2002	2781.05148064192
2003	2838.61508511344
2004	2756.86262248468
2005	2826.71380700831
2006	2843.32659562391
2007	2812.26989025179
2008	2773.83031244816
2009	2821.96393009481
2010	2881.37614054863
2011	2962.30257058365
2012	2874.03055895195
2013	2726.09392247563
2014	2629.58414433419
2015	2722.54626668879
2016	2708.76908464743
2017	2764.24903619348
2018	2773.56036391727