Year	constant 2015 US$
1980	1453591940.6519835
1981	1427483603.1811807
1982	1403699044.4381497
1983	1458239498.1075141
1984	1460836662.5679617
1985	1415044552.3443065
1986	1061556799.9909071
1987	847632464.169922
1988	1304460023.47582
1989	1201940373.7213542
1990	1269603342.5593026
1991	1121154883.9883254
1992	1038865780.9087822
1993	1298992305.697642
1994	1470815240.6607857
1995	1492412717.0212774
1996	1242264771.2893355
1997	1242128074.7292223
1998	872783953.063153
1999	906957162.1733098
2000	832732940.2753689
2001	791998471.6701534
2002	733767302.0837362
2003	635075057.0123299
2004	715228458.4762629
2005	928705528.2227385
2006	952504652.9799137
2007	988324764.2215805
2008	1005620953.5292329
2009	996622078.1250175
2010	1086381475.5226855
2011	1046203588.035799
2012	1038297529.5847193
2013	1142047682.2959874
2014	1178353489.9612699
2015	1216548117.051725
2016	1261299645.8609936
2017	1238458422.3837276
2018	1358600829.3920295
2019	1406900640.4071581
2020	1212810952.9033475
2021	1134829693.7783632
2022	1121203210.782475