Year	constant 2015 US$
1995	7398182469971.229
1996	7862745691805.117
1997	8335141251648.234
1998	8699980584675.464
1999	9060122709110.58
2000	9552662197029.107
2001	9955029849292.457
2002	10426015304423.36
2003	11101198370955.236
2004	11939575512800.299
2005	12829415894254.564
2006	14032606471905.91
2007	15416781034991.564
2008	16421191465882.05
2009	17107364641673.361
2010	18489142665612.6
2011	20047328194651.965
2012	21179290195964.496
2013	22302911840017.266
2014	23564885233571.65
2015	24621431227427.83
2016	25848184191092.117
2017	27297321779088.098
2018	28604603150429.6
2019	29823136977169.258
2020	29412485298921.914
2021	31633139021897.484
2022	32842957869384