Year	constant 2010 US$
1960	11700.5524141469
1961	11465.0339798069
1962	12190.1689826037
1963	13206.5774504618
1964	14260.4286518433
1965	15048.65208112
1966	16088.520868584
1967	15630.4043409245
1968	14573.9563898457
1969	14782.0295328181
1970	16580.0732629022
1971	18594.5850101204
1972	19456.3429161193
1973	20469.3007484262
1974	21346.5741329469
1975	21211.4886015111
1976	22253.5130455428
1977	24037.172891134
1978	25285.2874044612
1979	26256.1277435033
1980	27472.8544144611
1981	28319.7145613766
1982	28545.7744880295
1983	27564.3180595852
1984	28398.8122525731
1985	29103.7937326449
1986	30703.0066051748
1987	32963.7211965483
1988	32422.3422273407
1989	32106.0621468749
1990	32229.8841906442
1991	31787.2368194212
1992	30331.2124539423
1993	30418.7185911777
1994	31244.4713624995
1995	31111.6678901594
1996	32359.2709965181
1997	33247.1471997636
1998	35226.9603848321
1999	36210.6730138438
2000	37465.4498035287
2001	38412.1372170003
2002	38330.1254458548
2003	38928.9874098742
2004	41692.0950546537
2005	43635.0158688476
2006	44859.8325413478
2007	47835.3842371616
2008	47889.3865451827
2009	44491.7360128986
2010	43024.9238377351
2011	43700.7929926958
2012	44032.4245376967
2013	45420.9903305018
2014	45852.913451827
2015	47405.0431731233
2016	50188.498419478
2017	51281.9877418365
2018	52103.1703047086
