Year	current US$
2002	7370215354.133281
2003	8831519471.793676
2004	10645433208.936272
2005	15181987450.037083
2006	16320510961.118988
2007	26207262174.556217
2008	43286269730.12562
2009	44777840385.49637
2010	35682251333.21408
2011	43947410303.42871
2012	45919732961.70427
2013	47727897153.95881
2014	47096036033.19005
2015	29985009888.78196
2016	13320025154.084711
2017	17134965573.213165
2018	20293075111.1607
2019	12080150067.429132
2020	13399763093.230715
2021	17769653732.59887
2022	26412539216.403297
2023	22588391009.142853