Year	current US$
1995	2923572225.038013
1996	3516750971.0832973
1997	4550757876.564523
1998	4397764350.453172
1999	3556785498.4894257
2000	4447864479.930944
2001	5396323694.432455
2002	6759675965.06058
2003	8681096446.700508
2004	11035742672.627918
2005	14387565617.614132
2006	17215943029.238297
2007	20500472085.38588
2008	27541583491.87765
2009	19363046983.597443
2010	23740962644.35568
2011	31728784749.24028
2012	33580700075.852406
2013	36599310828.80937
2014	35075482147.82736
2015	28498382257.019516
2016	29094549835.89112
2017	35148120644.694176
2018	40423966584.68233
2019	42336365374.98032
2020	41640278272.57599
2021	53483244791.43325
2022	61639412246.59557
2023	61097245984.41284