Year	Number
2008-01-01	1023288
2009-01-01	797105
2010-01-01	651643
2011-01-01	715258
2012-01-01	842698
2013-01-01	893056
2014-01-01	1089709
2015-01-01	1052668
2016-01-01	1219087
2017-01-01	1343876