Year	Number
2004-01-01	91.7620
2005-01-01	85.8372
2006-01-01	123.6311
2007-01-01	134.7359
2008-01-01	135.0704
2009-01-01	377.4899
2010-01-01	399.0972
2011-01-01	417.1802
2012-01-01	598.8179
2013-01-01	689.6246
2014-01-01	798.0909
2015-01-01	837.3692
2016-01-01	790.3272