Year	2010 U.S. Dollars
1970-01-01	2404.55747275348
1971-01-01	2311.24044116622
1972-01-01	2551.23849385012
1973-01-01	3039.81354212443
1974-01-01	4353.90336213194
1975-01-01	4520.99901621463
1976-01-01	3263.01763707977
1977-01-01	3066.86831031212
1978-01-01	3053.56916772995
1979-01-01	2660.86619717930
1980-01-01	2190.43049333237
1981-01-01	2090.05310131830
1982-01-01	2204.11600371184
1983-01-01	2156.46530518321
1984-01-01	2224.89822072764
1985-01-01	2030.81035332484
1986-01-01	1967.45561629294
1987-01-01	1740.79450702519
1988-01-01	1849.97480524344
1989-01-01	1743.33569278063
1990-01-01	1691.13640301147
1991-01-01	1661.58167184351
1992-01-01	1652.19231486894
1993-01-01	1645.64990512295
1994-01-01	1653.23735332971
1995-01-01	1630.71350980500
1996-01-01	1633.61624530499
1997-01-01	1634.39280928138
1998-01-01	1712.39407509467
1999-01-01	1657.27335140699
2000-01-01	1730.81208299629
2001-01-01	1676.51853905573
2002-01-01	1710.43241349455
2003-01-01	1714.28801285882
2004-01-01	1655.68050498726
2005-01-01	1704.10557414930
2006-01-01	1642.73429133361
2007-01-01	1643.15673552089
2008-01-01	1577.91978590661
2009-01-01	1549.00463205806
2010-01-01	1493.16051003948
2011-01-01	1471.55248604141
2012-01-01	1519.48035663606
2013-01-01	1578.87555340862
2014-01-01	1565.24254128447
2015-01-01	1696.46676627914
2016-01-01	1685.99266872928
2017-01-01	1708.39265503858