Year	constant 2010 US$
2000	9769.73362264551
2001	10371.1490386644
2002	11072.0282495821
2003	11868.6966051823
2004	12733.2007364989
2005	14141.1298833325
2006	15481.0244027326
2007	16446.8213908869
2008	15844.4242437746
2009	13847.113793313
2010	13862.3043354559
2011	15003.9122823653
2012	15871.5275828007
2013	16526.0464374442
2014	16947.9988490796
2015	17377.5006551368
2016	17965.4709776935
2017	18869.8390088183