Year Percent 1995-01-01 162.717152150377000 1996-01-01 39.357499998714600 1997-01-01 7.087617629487220 1998-01-01 3.566807812787840 1999-01-01 19.192675821889500 2000-01-01 4.063962013825930 2001-01-01 4.646044420586340 2002-01-01 5.587837300007940 2003-01-01 0.837734531536560 2004-01-01 5.656326361911350 2005-01-01 8.247090431141580 2006-01-01 9.161060064418100 2007-01-01 9.244956705104860 2008-01-01 9.999415708692090 2009-01-01 1.727514611379120 2010-01-01 7.110178974861010 2011-01-01 8.542933333333340 2012-01-01 -0.943658853270966 2013-01-01 -0.512058410947118 2014-01-01 3.068812103795420 2015-01-01 4.003578206950980 2016-01-01 2.134927139391240 2017-01-01 6.035317252721170