Year	2010 U.S. Dollars
1960-01-01	520.404179984985
1961-01-01	529.297338642614
1962-01-01	503.599084051538
1963-01-01	519.130656001452
1964-01-01	544.427762856429
1965-01-01	563.146438703320
1966-01-01	572.453222994978
1967-01-01	567.383628665014
1968-01-01	577.305494894222
1969-01-01	581.610374213830
1970-01-01	581.235118982927
1971-01-01	560.180110614056
1972-01-01	583.056243099537
1973-01-01	591.050532244085
1974-01-01	596.657708163309
1975-01-01	553.936648204340
1976-01-01	545.143576619519
1977-01-01	557.932226979450
1978-01-01	550.426503510240
1979-01-01	571.072511282984
1980-01-01	593.619562439568
1981-01-01	635.117493477248
1982-01-01	631.527135880661
1983-01-01	587.287625984981
1984-01-01	616.037500535204
1985-01-01	643.587476348851
1986-01-01	638.749042846944
1987-01-01	611.028136374675
1988-01-01	613.231180279321
1989-01-01	577.539883272228
1990-01-01	609.345623847634
1991-01-01	614.005294113839
1992-01-01	610.550901838520
1993-01-01	623.953655204789
1994-01-01	615.120445612328
1995-01-01	631.171223502581
1996-01-01	638.076330738046
1997-01-01	654.542811574812
1998-01-01	660.631781368267
1999-01-01	675.677481564767
2000-01-01	694.243748862815
2001-01-01	709.469362156737
2002-01-01	720.168276979008
2003-01-01	722.667195343064
2004-01-01	732.335422521139
2005-01-01	723.199959377190
2006-01-01	730.275255572895
2007-01-01	752.215214660521
2008-01-01	767.031818766209
2009-01-01	763.154718039225
2010-01-01	757.695907409377
2011-01-01	758.577521449300
2012-01-01	773.182722624068
2013-01-01	805.967160184979
2014-01-01	833.640877658714
2015-01-01	827.835457935714
2016-01-01	837.199037667056
2017-01-01	859.952685787737