Year	current US$
1960	105100000
1961	107800000
1962	85300000
1963	137600000
1964	115800000
1965	243700000
1966	285300000
1967	385300000
1968	356400000
1969	435600000
1970	457960000
1971	510710000
1972	611090000
1973	1010980000
1974	1126200000
1975	1147720000
1976	1104920000
1977	1424440000
1978	2215360000
1979	2685020000
1980	3353040000
1981	3170900000
1982	3023330000
1983	3760990000
1984	4318740000
1985	3796780000
1986	5634420000
1987	7341580000
1988	9133680000
1989	8964910000
1990	9068780000
1991	10952240000
1992	11151010000
1993	11258980000
1994	13238530000
1995	14489270000
1996	9439300000
1997	9358000000
1998	10640100000
1999	12162590000
2000	13507960000
2001	9846820000
2002	9282960000
2003	8879660000
2004	8922460000
2005	13125550000
2006	11135740000
2007	7697140000
2008	9600710000
2009	9466580000
2010	11057740000
2011	11086180000
2012	10604510000
2013	11469090000
2014	9483290000
2015	9202640000
2016	10416800000
2017	11462290000
2018	10064270000
2019	11720190000
2020	13660180000
2021	15767000000
2022	16747349999.999998