Year	Index 2015=100
1998-01-01	25.6194077979192
1999-01-01	28.3336010583388
2000-01-01	35.0981130262743
2001-01-01	39.0884196913879
2002-01-01	40.6982011088543
2003-01-01	44.8787546687593
2004-01-01	51.3617834681921
2005-01-01	58.5472623407010
2006-01-01	69.3132853356958
2007-01-01	75.8011922606360
2008-01-01	90.2648343902959
2009-01-01	90.8355750746704
2010-01-01	100.9505383580080
2011-01-01	108.3950201884250
2012-01-01	116.5124495289370
2013-01-01	112.8448855989230
2014-01-01	106.7378869448180
2015-01-01	100.0000000000000
2016-01-01	93.2116419919246
2017-01-01	97.3250336473755