Year	current US$
1993	19390655736.361855
1994	20318643330.606613
1995	16846277457.62712
1996	21835737299.813778
1997	25704171388.46134
1998	19469265691.66966
1999	19403780517.08614
2000	6875616224.893495
2001	12966580780.36682
2002	17051505004.014082
2003	22347136409.57604
2004	25925776041.68451
2005	27049351108.766098
2006	31527111152.149506
2007	41831111909.4665
2008	50760930307.679886
2009	44499542768.19087
2010	40930426134.93823
2011	47365226486.15774
2012	41878044815.87027
2013	46496559960.26252
2014	45266921076.72991
2015	37809798925.066925
2016	38446580339.21396
2017	41320185766.64469
2018	48055917103.13169
2019	48729143356.59253
2020	51732849140.75832
2021	60666882964.900116
2022	60406396092.93685
2023	71011782270.13034