Year	2010 U.S. Dollars
1992-01-01	7675.58781197393
1993-01-01	7791.72643171581
1994-01-01	8242.69958720552
1995-01-01	8698.86838148239
1996-01-01	9267.02702559816
1997-01-01	9811.17676872153
1998-01-01	10191.10525929760
1999-01-01	10159.83269403700
2000-01-01	10296.71418337850
2001-01-01	10657.68847481070
2002-01-01	11143.76388805790
2003-01-01	11755.34779870320
2004-01-01	12376.06203059210
2005-01-01	13210.26925447550
2006-01-01	14326.25987540040
2007-01-01	15868.80440984020
2008-01-01	16747.81473341380
2009-01-01	15818.56394723630
2010-01-01	16600.61358803850
2011-01-01	17046.60793657250
2012-01-01	17299.62933376530
2013-01-01	17538.64882949790
2014-01-01	18003.54033768100
2015-01-01	18678.93499906080
2016-01-01	19275.08675594850
2017-01-01	19897.15350700240