Year	current US$
1990	23386966.0518979
1991	24593766.7375054
1992	30006908.1087395
1993	30848451.7010151
1994	37048525.0994086
1995	40510924.2467225
1996	44886792.6443983
1997	49999423.4243455
1998	60259407.5516518
1999	62838566.5762698
2000	69977274.4426337
2001	76268884.7990252
2002	81820212.2911876
2003	95818744.7293614
2004	99942839.1267281
2005	100975512.204709
2006	111583243.860457
2007	121040261.308012
2008	120769828.557997
2009	121240720.275161
2010	128887880.640638
2011	142281405.734319
2012	145718529.431701
2013	144494468.860953
2014	160272810.821561
2015	183252755.222252
2016	193204166.154915
2017	205045669.371666
2018	200203395.467345
2019	213681535.533182
2020	213824901.466952
2021	247970284.498502