Year	current US$
1977	99061293086.90329
1978	107053325048.8018
1979	124930799472.90485
1980	147559449388.15338
1981	159303652926.12762
1982	156412639635.76492
1983	149151185742.95737
1984	149573386090.4742
1985	158312851269.51123
1986	154810781841.41974
1987	168565468870.47208
1988	181355939655.52103
1989	187662137226.31586
1990	196747176632.19147
1991	211876778452.28653
1992	195684169007.78384
1993	182945525818.54324
1994	166011640015.74948
1995	173269995051.72815
1996	175969113741.9056
1997	185329855685.77405
1998	186909456895.12277
1999	192275583327.6383
2000	203797692639.96143
2001	212016783133.19678
2002	224489744919.21512
2003	247476679421.49725
2004	291874743410.27893
2005	340535345274.6746
2006	386930372484.97363
2007	452605885573.58936
2008	537052644033.58966
2009	600843690438.4371
2010	658610296587.106
2011	714808447870.2026
2012	788859213729.5385
2013	867529153537.1003
2014	927025280646.6426
2015	931106247565.0192
2016	927805691409.1893
2017	967485582740.3363
2018	1070774026508.0186
2019	1156764249493.6323
2020	1163284859617.4045
2021	1254582187688.191
2022	1381127627517.1145
2023	1464391328056.5583