Year	constant 2015 US$
1995	2296329984939.5796
1996	2525172856086.2646
1997	2757599852058.377
1998	2949966172508.5767
1999	3173278668286.898
2000	3442883756401.385
2001	3710281672936.7856
2002	4049223498106.104
2003	4456734671750.634
2004	4911156206510.38
2005	5429913247709.109
2006	6122152709819.943
2007	6989143650004.046
2008	7672968469192.608
2009	8304216650292.076
2010	9147459161155.777
2011	9930457540440.785
2012	10757447589722.469
2013	11508418608772.66
2014	12436420202362.86
2015	13214573576773.559
2016	14093047424120.768
2017	15096862521339.422
2018	16052070636236.957
2019	17020825279416.314
2020	17195953866035.525
2021	18542970521928.203
2022	19196677375369.355