Year	Number
2005-01-01	240.9209
2006-01-01	249.9401
2007-01-01	262.3734
2008-01-01	264.1921
2009-01-01	257.0661
2010-01-01	260.9722
2011-01-01	266.0646
2012-01-01	273.3601
2013-01-01	280.9201
2014-01-01	285.2065
2015-01-01	291.3239
2016-01-01	289.4226
