Year	2010 U.S. Dollars
1981-01-01	2232.41242635510
1982-01-01	2239.36643891564
1983-01-01	2470.85177373697
1984-01-01	2449.22117663101
1985-01-01	2189.83178214969
1986-01-01	2600.35041676823
1987-01-01	2712.35206554261
1988-01-01	2796.88827263541
1989-01-01	2644.48773960900
1990-01-01	2630.06799367473
1991-01-01	2568.46388640348
1992-01-01	2701.54791447106
1993-01-01	2825.47127935240
1994-01-01	2960.37205796898
1995-01-01	3175.88412211668
1996-01-01	2827.28254199938
1997-01-01	2630.15493756105
1998-01-01	2543.88128126220
1999-01-01	2475.55845841277
2000-01-01	2617.36543188505
2001-01-01	2756.47586057403
2002-01-01	2829.93700793756
2003-01-01	2837.03617811905
2004-01-01	2842.69011563305
2005-01-01	2926.63526948447
2006-01-01	2967.37123273360
2007-01-01	3072.29376265469
2008-01-01	3017.07107198680
2009-01-01	2961.92708581645
2010-01-01	3146.76394849785
2011-01-01	3177.63858364116
2012-01-01	3279.96359972417
2013-01-01	3365.46541708746
2014-01-01	3333.36104636180
2015-01-01	3315.19293500707
2016-01-01	3373.94553773079
2017-01-01	3454.32339023195