Year	current US$
1990	7809999.94277954
1991	9010000.22888184
1992	12989999.7711182
1993	18159999.8474121
1994	22789999.0081787
1995	29590000.1525879
1996	37430000.3051758
1997	46420001.9836426
1998	56029998.779296905
1999	67489997.8637695
2000	67800003.0517578
2001	59650001.5258789
2002	70690002.44140631
2003	93550003.0517578
2004	101220001.22070299
2005	110239997.86377
2006	120949996.94824201
2007	142880004.882813
2008	164930007.93457
2009	154509994.506836
2010	152970001.220703
2011	137369995.117188
2012	141130004.882813
2013	142479995.727539
2014	139330001.831055
2015	119129997.253418
2016	118419998.168945
2017	121160003.662109
2018	142709991.455078
2019	128889999.389648
2020	101849998.47412099
2021	123730003.35693401
2022	130469999.2779643