Year	constant 2015 US$
2000	54725481745.76975
2001	56756363010.240036
2002	58532584139.34257
2003	61115921577.72868
2004	64374362203.92171
2005	67821994942.28854
2006	72884937052.0822
2007	78236177968.99133
2008	81094945822.46701
2009	80081438062.20332
2010	82654252894.09674
2011	85529033944.15471
2012	88014480649.36647
2013	89261361114.72218
2014	91634660254.86044
2015	94658071109.65388
2016	98866478903.93103
2017	104034521115.29451
2018	108128093976.08725
2019	111278508937.06442
2020	103682372695.23416
2021	111527537948.82872
2022	118543069261.4546
2023	122748439059.14915