Year	current US$
1990	1410000.0038742998
1991	2169999.99433756
1992	2399999.97243285
1993	5749999.98137355
1994	7399999.96498227
1995	6560000.02846122
1996	10570000.1623482
1997	7910000.11190772
1998	11920000.0595301
1999	19040000.3679097
2000	15740000.2554059
2001	13930000.0146031
2002	14160000.0038743
2003	23099999.928847
2004	19629999.807104502
2005	23010000.417009
2006	27129999.9859184
2007	34360000.6587803
2008	40739999.2793798
2009	38399999.886751205
2010	30479999.9501556
2011	32789999.606087796
2012	31060000.5351007
2013	34290000.4982948
2014	30089999.7483939
2015	21100000.2361834
2016	24519999.6829033
2017	23060000.1905113
2018	29299999.4512647
2019	16779999.718069997
2020	12629999.7791648
2021	11919999.9999255
2022	7459999.822080136