Year	Number
2004-01-01	75.98614880
2005-01-01	85.57732244
2006-01-01	90.25972176
2007-01-01	91.28398644
2008-01-01	100.48136070
2009-01-01	102.96526540
2010-01-01	101.80636660
2011-01-01	104.28358930
2012-01-01	105.50587700
2013-01-01	107.27666680
2014-01-01	107.62405010