Year	current US$
1987	810.0445524503848
1988	946.9696969696969
1989	1073.066042337333
1990	400000000
1991	466666666.6666666
1992	40000000
1996	89287142.97143771
1997	207707129.09441233
1998	172972412.91479382
1999	161520006.99426085
2000	185580571.71768278
2001	210321478.30915037
2002	225625377.16192058
2003	243376133.10651788
2004	435517529.2153589
2005	737308121.9744301
2006	978975339.1450282
2007	1426346250.0868008
2008	1712512543.6680639
2009	1460412442.5990744
2010	1467611827.584156
2011	1758699136.3745518
2012	1878531398.4852762
2013	1925343373.3128924
2014	2061713675.3419528
2015	1719686058.7782714
2016	1878346280.197319
2017	2221799475.7609158
2018	2360365160.781219
2019	2214919267.8774123
2020	2037203492.2982924
2021	2452136235.2137604
2022	3245150435.4982514
2023	4061850982.9886737