Year	constant 2015 US$
1980	64880498.191160895
1981	65082571.60851751
1982	66972881.915907666
1983	44535588.360670194
1984	47174580.378912784
1985	54104899.60648028
1986	59864918.7178809
1987	51694803.87769489
1988	71691817.86005564
1989	93061160.78112294
1990	77708941.8379196
1991	72458221.89138019
1992	74566585.98517533
1993	106117869.28206071
1994	114802436.83923352
1995	114204604.91483703
1996	152994626.80257967
1997	184418362.54358327
1998	257279617.40665072
1999	313986236.7198601
2000	242651891.87590706
2001	296574533.4585326
2002	249122392.83984494
2003	174709278.47862017
2004	164697720.01299337
2005	174045203.02507088
2006	184415529.10427174
2007	236623388.4282909
2008	197384071.4917699
2009	186189880.14573145
2010	281454787.8469672
2011	273852617.8774937
2012	319950288.9313104
2013	381521856.9861531
2014	381241389.2810873
2015	385023079.2196892
2016	401901962.30977535
2017	419841337.58902436
2018	394341735.2812727
2019	418870705.2970818
2020	358007824.6473227
2021	276421640.40742123
2022	295627741.2732345
2023	319857272.26556474