Year	current US$
1969	23799999.237060502
1970	25879999.1607666
1992	63180000.3051758
1993	63270000.4577637
1994	71440002.44140631
1995	77300003.0517578
1996	65169998.1689453
1997	76779998.7792969
1998	76000000
1999	83000000
2000	79260002.1362305
2001	79769996.6430664
2002	80010002.1362305
2003	88699996.9482422
2004	89639999.3896484
2005	92250000
2006	91599998.4741211
2007	98930000.3051758
2008	115440002.441406
2009	118050003.05175799
2010	132940002.441406
2011	134229995.727539
2012	160160049.43847698
2013	123002922.058105
2014	173600006.10351598
2015	180703262.32910198
2016	154360992.43164098
2017	218556411.743164
2018	176693313.59863302
2019	169804443.359375
2020	177835830.68847698
2021	167150192.26074198
2022	209954696.65527302