Year	current US$
1970	10508213564.467836
1971	11173257546.953043
1972	12900524928.469568
1973	16019103696.599192
1974	17038699353.695772
1975	22002101240.451073
1976	21676013655.698936
1977	19795867777.57434
1978	21347500894.057804
1979	26004870627.80808
1980	30962722148.598442
1981	26110785824.111843
1982	21678733682.54765
1983	21988423856.0875
1984	25437750165.47807
1985	26393636426.738537
1986	35493290709.17826
1987	43493910053.05988
1988	50624559083.86807
1989	54804525805.63335
1990	62916542697.28425
1991	57335651781.87342
1992	51100343397.32403
1993	34188029445.99587
1994	45005867318.01357
1995	60375777832.76333
1996	65857230711.9476
1997	61954285173.96572
1998	65613630109.30663
1999	70329774286.78503
2000	70478221900.45105
2001	65979129392.96269
2002	70541878614.7902
2003	92904904781.90872
2004	107036643464.86166
2005	111319579187.26479
2006	131733795607.39908
2007	159927473991.9726
2008	165870992991.6444
2009	119332474669.28183
2010	144483849259.48917
2011	166676711111.53326
2012	153004655463.2251
2013	160423936921.5182
2014	160417227276.26154
2015	138895125848.75305
2016	139738854160.77545
2017	154390541360.12842
2018	158924029842.2836
2019	162295086887.81308
2020	170116727601.67462
2021	211017338161.3739
2022	201097262706.44754
2023	198754496761.04565