Year	current US$
1990	5104899832.36479
1991	5062749395.06458
1992	5378430431.36092
1993	5092853010.25817
1994	5912716313.54302
1995	7546923222.03022
1996	8719743744.89226
1997	9277850952.94865
1998	9626553561.94913
1999	9892208985.94086
2000	10432340132.7716
2001	10756319242.6036
2002	11014372704.6694
2003	11500078976.4069
2004	12663205695.1305
2005	13885741862.0727
2006	15454669757.1388
2007	18486007646.9546
2008	23510321113.7887
2009	25871041701.2135
2010	30068183097.5428
2011	37019153411.4461
2012	41891682257.6388
2013	47017879515.3299
2014	51469130144.616
2015	55106162510.364
2016	56062099911.3174
2017	60267636913.9911
2018	66751858020.2767
2019	68350177325.4642
2020	72157274751.7171
2021	83796153616.4421