Year	constant 2015 US$
2000	26368708211.920033
2001	25169529245.132107
2002	26154713310.107716
2003	28660136330.128834
2004	29905199966.90504
2005	29609372798.989838
2006	31103567090.52587
2007	34526359885.4282
2008	37441048271.5889
2009	38228456231.681435
2010	45851125189.963646
2011	43945048628.71645
2012	49579458070.229675
2013	55448776837.06652
2014	59876321050.01027
2015	68127953250.83006
2016	82360736821.55502
2017	91055119582.52553
2018	102845777745.8594
2019	106811834107.8868
2020	77635450941.66568
2021	85278713364.99081
2022	93596483827.74327
2023	101248121694.69226