Year	current US$
1982	30125917.9543192
1983	30064311.8592751
1984	34729423.1401051
1985	35867058.1012152
1986	40776796.2911196
1987	52428676.1417264
1988	60990531.8309579
1989	71946493.7104021
1990	85499515.7087644
1991	99267290.7837038
1992	129875742.859651
1993	148609005.005271
1994	164942005.045036
1995	181948586.159291
1996	181849987.030528
1997	183620757.002244
1998	170429699.654083
1999	160708785.144959
2000	162379346.864526
2001	178454825.41856
2002	190999676.351234
2003	210626285.343839
2004	217572376.654783
2005	256834075.220631
2006	313958503.511889
2007	445981631.180083
2008	473552806.074737
2009	514289091.091267
2010	548010921.99645
2011	605558833.653439
2012	712494674.52659
2013	889872804.876521
2014	987535295.958193
2015	1227892095.20547
2016	1284513728.69253
2017	1264623031.34258
2018	1225471768.69926
2019	1341266794.82931
2020	1330941286.65789
2021	1358693851.94651