Year	constant 2015 US$
2000	63249.124016416354
2001	63642.4835360535
2002	63815.79474181735
2003	63937.8135710546
2004	64559.86040500529
2005	64973.59552185248
2006	65597.07075004351
2007	66345.34586998462
2008	66008.95508353683
2009	64733.78284379635
2010	65566.91454503877
2011	66399.31152241862
2012	66823.10618992736
2013	67024.06630793541
2014	67238.75332085305
2015	82899.62812389029
2016	67529.85384229297
2017	68126.26809727082
2018	68244.93493222579
2019	68331.9136103073
2020	65572.33309766967
2021	68217.79436856777
2022	71970.53225668852
