Year	current US$
1980	809.4824179597761
1981	742.6698170496645
1982	694.104117240517
1983	735.6957968239824
1984	902.7511775007662
1985	825.3127960367566
1986	804.4020881680807
1987	771.1840860397768
1988	897.5536453464202
1989	923.7655590215652
1990	1021.0659190778755
1991	1043.1656919023262
1992	1026.9758185595326
1993	962.4799351561322
1994	1070.8670732474422
1995	1124.366027841799
1996	1190.2501239304693
1997	1233.0965923704011
1998	1272.8276780602716
1999	1287.144303591521
2000	1232.0890367322127
2001	1185.9877635266907
2002	1140.9331642320249
2003	1323.681920004511
2004	1490.8270836791294
2005	1549.9453855643426
2006	1727.5953754807804
2007	1972.047013381191
2008	2313.759714509015
2009	2169.076101949989
2010	2397.5501794433762
2011	2717.1521906952494
2012	2506.703313977366
2013	2646.940193041839
2014	2671.873692747224
2015	2472.08996143638
2016	2589.4376429319323
2017	2775.568280315123
2018	2907.223554836319
2019	3082.015426056543
2020	2919.961335530067
2021	3028.3818076027787