Year	constant 2010 US$
2000	8106.3598735653
2001	8315.29632347907
2002	8548.99209144716
2003	8769.03668204821
2004	9421.72482244804
2005	9785.21859998698
2006	10609.7446699
2007	11364.4408859592
2008	11891.6444013028
2009	11796.7897333221
2010	12462.8918380439
2011	13116.4434314495
2012	13307.1897284759
2013	13428.4232399201
2014	13542.667069954
2015	13639.9142371998
2016	13685.6323655586
2017	13701.6644149296
2018	13717.7115556565