Year	constant 2015 US$
2000	199216400.00000006
2001	220111700.0000001
2002	228867300.0000001
2003	180605500.00000006
2004	122266900.00000003
2005	112534000.00000003
2006	82458000.00000001
2007	142810400.00000003
2008	267522500.00000003
2009	469572800.0000001
2010	482743700.0000001
2011	816765800.0000001
2012	734971800.0000001
2013	576437300
2014	618632800
2015	587597900
2016	679818100
2017	587289700
2018	582720400
2019	550916500
2020	360873500
2021	505383200
2022	333482399.99999994