Year	current US$
1990	14899999.6185303
1991	25700000.762939498
1992	21940000.5340576
1993	32979999.5422363
1994	42380001.0681152
1995	47490001.6784668
1996	58529998.779296905
1997	68580001.8310547
1998	79440002.44140631
1999	90889999.3896484
2000	101199996.94824201
2001	110190002.441406
2002	118819999.69482401
2003	153440002.44140598
2004	173860000.61035198
2005	186779998.779297
2006	204880004.882813
2007	253490005.493164
2008	278260009.765625
2009	265980010.986328
2010	262019989.013672
2011	279679992.675781
2012	276649993.89648396
2013	298660003.66210896
2014	300359985.35156304
2015	262639984.130859
2016	274839996.33789104
2017	304040008.544922
2018	343429992.675781
2019	361679992.675781
2020	305269989.013672
2021	362580017.089844
2022	257889997.87904325