Year	constant 2015 US$
1990	635.0525393953997
1991	689.8547109804476
1992	751.2661179159525
1993	815.9844427353171
1994	861.178977850452
1995	905.1347933374117
1996	963.2244636960136
1997	987.4138482305558
1998	954.013870016557
1999	607.8061908754173
2000	947.9982556136828
2001	1084.9249208741649
2002	993.6814970960744
2003	954.0801865647945
2004	938.3860112028838
2005	943.1391539068806
2006	881.3589120959879
2007	948.192045033056
2008	1032.223474133005
2009	1112.9929666235403
2010	1191.1999958829351
2011	1234.4050670234128
2012	1266.3021015555055
2013	1278.7722551972868
2014	1309.7213969271104
2015	1322.9290943123021
2016	1346.5503556633516
2017	1284.6183544400776
2018	1256.9038991127484
2019	1528.6461955196153
2020	1986.8838250001495
2021	2059.3153442575135
2022	1611.4686575542698
2023	1360.5117383685515