Year	Index 2015=100
1998-01-01	37.1498250741178
1999-01-01	35.8080977760686
2000-01-01	43.6776083527283
2001-01-01	33.1585616860236
2002-01-01	40.1322912299427
2003-01-01	49.4333393611366
2004-01-01	59.8951567638199
2005-01-01	67.1662333421302
2006-01-01	72.0385728463478
2007-01-01	78.9191943667336
2008-01-01	76.7251040498077
2009-01-01	65.7503261782713
2010-01-01	78.5679011555896
2011-01-01	90.6930021971327
2012-01-01	91.3263646653189
2013-01-01	98.6652355150684
2014-01-01	98.3129278159181
2015-01-01	100.0000000000000
2016-01-01	103.7465458773090
2017-01-01	114.4566509042230