Year	constant 2015 US$
1991	11268651069.961432
1992	11296480778.283949
1993	13583384647.328905
1994	14784756073.854641
1995	17010136665.085522
1996	18208618760.795834
1997	22583258303.276573
1998	27681240099.164986
1999	31352370382.966553
2000	38619970823.302
2001	40879027682.063515
2002	44426577644.921394
2003	48618449339.04936
2004	57368136539.78684
2005	61980406862.788994
2006	71348446743.57623
2007	81441572319.72652
2008	86240784727.8781
2009	74005985698.04805
2010	81217563298.21988
2011	84510423957.11206
2012	81856196468.36656
2013	85225342557.70454
2014	94515826121.19966
2015	99881467426.81213
2016	103348038627.80022
2017	112025704133.96222
2018	119826618814.49529
2019	129659635022.77751
2020	124661791950.45331
2021	133804161706.92633
2022	148253758513.59937
2023	141927691908.38873