Year	constant 2015 US$
2003	146158617.22425228
2004	195446719.38467827
2005	352875520.4405378
2006	354063185.5528372
2007	346280188.64670485
2008	338749886.44531703
2009	338535095.9462842
2010	372446725.3230039
2011	308489695.55215627
2012	280705912.76549214
2013	357474564.0668888
2014	368732113.16325885
2015	386686071.93535966
2016	402896437.244723
2017	380823554.7852859
2018	435544593.0977199
2019	461989093.9492379
2020	400470568.0791753
2021	339571144.23573685
2022	298836757.83091414