Year	current US$
1992	21079999.9237061
1993	95010002.1362305
1994	171139999.38964802
1995	244669998.168945
1996	204229995.727539
1997	187679992.67578098
1998	196210006.71386698
1999	203570007.32421902
2000	193350006.10351598
2001	129419998.168945
2002	158520004.272461
2003	174300003.05175802
2004	206710006.71386698
2005	237869995.117188
2006	270559997.558594
2007	209039993.28613302
2008	288320007.324219
2009	254770004.272461
2010	372040008.544922
2011	437859985.35156304
2012	470489990.234375
2013	539450012.207031
2014	626570007.324219
2015	774710021.972656
2016	519489990.234375
2017	464970001.220703
2018	438929992.675781
2019	443320007.324219
2020	473890014.64843804
2021	452489990.234375
2022	729700012.207031