Year	constant 2015 US$
1995	8462180273189.697
1996	8356064118366.359
1997	8666237563071.1
1998	8358562343556.732
1999	8474552807308.319
2000	8757239085144.916
2001	9010970762168.89
2002	10132161877806.213
2003	10034876021810.633
2004	11425271376708.746
2005	12103358554868.232
2006	13306152949130.96
2007	15405230998268.936
2008	16454839500871.824
2009	17506274064252.938
2010	19142830009127.023
2011	20557409152460.117
2012	21703515368452.75
2013	22887957318248.3
2014	24048197645210.668
2015	24977161033809.35
2016	26234229208599.758
2017	27663422570364.8
2018	29209796070260.688
2019	30243647165133.016
2020	29713571877060.645
2021	31899222962848.086
2022	33106546759071.832
2023	34648350624118.703