Year 2010 U.S. Dollars 1995-01-01 7313.74090418016 1996-01-01 7817.60463830299 1997-01-01 8840.26105693513 1998-01-01 9293.07550974244 1999-01-01 9186.39295449766 2000-01-01 10108.20529125740 2001-01-01 10816.60315311950 2002-01-01 11546.77265236630 2003-01-01 12481.18961373230 2004-01-01 13346.39831383090 2005-01-01 14681.22537474770 2006-01-01 16285.00672160000 2007-01-01 17627.02972051830 2008-01-01 16716.50316324790 2009-01-01 14282.60349900970 2010-01-01 14638.60481734570 2011-01-01 15798.63277876810 2012-01-01 16538.21259583080 2013-01-01 16918.58711477730 2014-01-01 17453.36713298970 2015-01-01 17733.95765520730 2016-01-01 18094.58729987400 2017-01-01 18977.39439839740