Year	constant 2010 US$
1990	2083.5087229102
1991	2084.22151748791
1992	2220.92765342001
1993	2321.80936324732
1994	2411.86203100306
1995	2498.97209247315
1996	2487.13748438594
1997	2530.3205160166
1998	2577.15769809067
1999	2582.28743325168
2000	2603.81631606093
2001	2608.51429359967
2002	2622.73706578966
2003	2631.05579096551
2004	2638.50042282036
2005	2696.86793571243
2006	2820.66675800235
2007	2863.07947661733
2008	2930.45082034707
2009	2827.63193108486
2010	2896.19534676881
2011	2990.80245765703
2012	3028.15367122992
2013	3066.46399132797
2014	3104.50450362479
2015	3157.33856767697
2016	3204.61153078565
2017	3246.33122113408
2018	3313.31571451876