Year	Index 2015=100
1998-01-01	60.4888107433095
1999-01-01	61.8095576507131
2000-01-01	66.5894036013166
2001-01-01	72.5425479950580
2002-01-01	76.2846642327015
2003-01-01	78.2989646464646
2004-01-01	81.6993829966330
2005-01-01	84.1645942760943
2006-01-01	86.2759141414141
2007-01-01	91.0287045454546
2008-01-01	96.0960446127946
2009-01-01	95.1304882154882
2010-01-01	96.8062053872054
2011-01-01	100.5189309764310
2012-01-01	101.5373223905720
2013-01-01	101.8178872053870
2014-01-01	100.5577070707070
2015-01-01	100.0000664983160
2016-01-01	98.5634074074074
2017-01-01	99.9224545454546