Year	current US$
2000	22135363071.600246
2001	23166098266.006306
2002	25125422302.891293
2003	29420533894.547005
2004	32610657039.10405
2005	38414489161.73942
2006	45496543532.8595
2007	56984980261.861565
2008	68324925585.9299
2009	68685555617.179405
2010	71688904343.77614
2011	85826354613.11937
2012	89920445315.73065
2013	104118041520.7709
2014	106514201712.26936
2015	95470991365.00737
2016	90018046104.45432
2017	97807467287.77621
2018	101037806199.93878
2019	105240922144.22995
2020	107611096474.495
2021	115618419772.35884
2022	135093479289.81937
2023	140970996260.1182