Year	Number
2006-01-01	3.8058
2007-01-01	6.6189
2008-01-01	9.5606
2009-01-01	7.4278
2010-01-01	8.5310
2011-01-01	7.8875
2012-01-01	8.3471
2013-01-01	9.0642