Year	current US$
1990	1210000.0046193602
1991	1490000.0244379034
1992	2440000.014379618
1993	3300000.0230968017
1994	4239999.96483325
1995	1880000.0138580794
1996	4009999.964386222
1997	6930000.040680173
1998	7379999.876022333
1999	5580000.0578165
2000	6320000.067353256
2001	7830000.16212463
2002	9420000.113546848
2003	13049999.803304669
2004	10729999.933391811
2005	11049999.926239248
2006	11499999.9627471
2007	14270000.047981732
2008	15169999.998062843
2009	14670000.210404404
2010	14099999.93443489
2011	16689999.848604199
2012	9730000.253766777
2013	17510000.18790364
2014	16929999.93264676
2015	18649999.7228384
2016	21190000.1168251
2017	24789999.589323994
2018	20709999.650716778
2019	17540000.30085445
2020	13799999.922513962
2021	21529999.576509
2022	16089999.59379434