Year	2010 U.S. Dollars
1970-01-01	2249.08258326658
1971-01-01	2399.50956337525
1972-01-01	2472.03379863582
1973-01-01	2514.92800089837
1974-01-01	2501.70362184388
1975-01-01	2703.06448438654
1976-01-01	2818.18669748677
1977-01-01	3034.88848331485
1978-01-01	3209.51529758264
1979-01-01	3222.57348688845
1980-01-01	3048.24929122812
1981-01-01	3630.29894174585
1982-01-01	3937.56108343679
1983-01-01	4133.52080944593
1984-01-01	4438.88360247249
1985-01-01	4480.27001303260
1986-01-01	4447.00818345443
1987-01-01	4297.29531381447
1988-01-01	4409.31217620371
1989-01-01	4394.01890667734
1990-01-01	4225.94397543280
1991-01-01	3745.23052712412
1992-01-01	3289.98199848669
1993-01-01	2784.72549672700
1994-01-01	2790.09867394596
1995-01-01	2844.12053737607
1996-01-01	3051.68284217739
1997-01-01	3121.53876725144
1998-01-01	3112.34529517858
1999-01-01	3291.30449419408
2000-01-01	3473.24349386215
2001-01-01	3572.39605794209
2002-01-01	3613.13635669827
2003-01-01	3741.20640834449
2004-01-01	3949.34779841250
2005-01-01	4385.00248434951
2006-01-01	4908.87933226765
2007-01-01	5261.89672619050
2008-01-01	5475.58107103488
2009-01-01	5550.70597297283
2010-01-01	5676.14140269906
2011-01-01	5824.10362785157
2012-01-01	5985.20153094231
2013-01-01	6133.47372673564
2014-01-01	6182.77370257679
2015-01-01	6444.98011316934