Year	constant 2015 US$
1987	555373509762.3593
1988	560662600262.3132
1989	566266746700.6517
1990	586331790420.0698
1991	608411061715.2478
1992	625146786493.1549
1993	655523080466.1698
1994	661552043919.642
1995	668441717655.4279
1996	688233128314.8451
1997	715261075100.5746
1998	737141968281.2578
1999	760913658408.405
2000	786343631465.729
2001	792836139550.1066
2002	809406154654.1826
2003	829813309328.9889
2004	862807316964.3135
2005	907340297915.6973
2006	962376479806.3268
2007	1000681725727.8822
2008	1051727776262.7051
2009	1122010901975.599
2010	1148887013724.99
2011	1216879022129.984
2012	1270643791955.8054
2013	1328462158815.9595
2014	1394293390426.3232
2015	1444835033246.2715
2016	1452476591360.648
2017	1508068025064.6343
2018	1571666996279.0637
2019	1591561182664.4285
2020	1611588252271.6233
2021	1663392139089.52
2022	1728498449861.6863
2023	1777085233666.5554