Month Number 2001-01-01 4831 2001-02-01 5338 2001-03-01 7432 2001-04-01 9577 2001-05-01 9535 2001-06-01 9683 2001-07-01 7710 2001-08-01 8474 2001-09-01 8978 2001-10-01 9638 2001-11-01 10337 2001-12-01 23782 2002-01-01 4202 2002-02-01 5994 2002-03-01 5996 2002-04-01 7427 2002-05-01 7566 2002-06-01 7138 2002-07-01 6839 2002-08-01 6870 2002-09-01 7988 2002-10-01 6902 2002-11-01 5699 2002-12-01 4338 2003-01-01 2799 2003-02-01 2418 2003-03-01 5492 2003-04-01 7515 2003-05-01 9022 2003-06-01 9440 2003-07-01 8303 2003-08-01 7913 2003-09-01 10241 2003-10-01 8830 2003-11-01 5458 2003-12-01 6258 2004-01-01 3781 2004-02-01 4289 2004-03-01 9665 2004-04-01 12153 2004-05-01 10914 2004-06-01 9798 2004-07-01 10441 2004-08-01 11196 2004-09-01 10449 2004-10-01 7484 2004-11-01 5547 2004-12-01 5345 2005-01-01 3902 2005-02-01 5466 2005-03-01 5877 2005-04-01 12432 2005-05-01 11017 2005-06-01 11112 2005-07-01 10478 2005-08-01 11420 2005-09-01 11536 2005-10-01 9619 2005-11-01 6810 2005-12-01 6167 2006-01-01 2761 2006-02-01 4436 2006-03-01 9636 2006-04-01 13266 2006-05-01 14557 2006-06-01 15684 2006-07-01 13792 2006-08-01 14216 2006-09-01 13272 2006-10-01 14306 2006-11-01 11547 2006-12-01 10489 2007-01-01 8818 2007-02-01 8190 2007-03-01 14291 2007-04-01 18681 2007-05-01 18999 2007-06-01 17232 2007-07-01 18934 2007-08-01 18538 2007-09-01 17402 2007-10-01 17527 2007-11-01 15940 2007-12-01 10565 2008-01-01 10091 2008-02-01 12070 2008-03-01 15925 2008-04-01 21658 2008-05-01 16897 2008-06-01 18034 2008-07-01 17445 2008-08-01 14624 2008-09-01 17539 2008-10-01 14727 2008-11-01 8796 2008-12-01 6880 2009-01-01 5914 2009-02-01 6321 2009-03-01 11238 2009-04-01 15361 2009-05-01 13825 2009-06-01 15181 2009-07-01 12900 2009-08-01 13771 2009-09-01 15371 2009-10-01 14353 2009-11-01 10276 2009-12-01 8390 2010-01-01 4450 2010-02-01 6587 2010-03-01 16204 2010-04-01 20405 2010-05-01 18947 2010-06-01 14475 2010-07-01 16335 2010-08-01 15203 2010-09-01 15111 2010-10-01 12190 2010-11-01 10114 2010-12-01 8043 2011-01-01 6247 2011-02-01 7431 2011-03-01 17274 2011-04-01 16841 2011-05-01 16277 2011-06-01 15940 2011-07-01 14862 2011-08-01 14526 2011-09-01 18898 2011-10-01 13401 2011-11-01 11391 2011-12-01 9112 2012-01-01 6728 2012-02-01 7781 2012-03-01 16856 2012-04-01 20357 2012-05-01 15598 2012-06-01 13361 2012-07-01 11305 2012-08-01 12392 2012-09-01 12389 2012-10-01 10235 2012-11-01 9301 2012-12-01 5495 2013-01-01 4144 2013-02-01 6409 2013-03-01 11017 2013-04-01 13770 2013-05-01 12098 2013-06-01 11567 2013-07-01 12926 2013-08-01 13455 2013-09-01 12522 2013-10-01 13736 2013-11-01 9393 2013-12-01 6355 2014-01-01 6437 2014-02-01 10031 2014-03-01 15728 2014-04-01 12899 2014-05-01 13591 2014-06-01 13531 2014-07-01 13253 2014-08-01 13993 2014-09-01 15070 2014-10-01 14451 2014-11-01 10527 2014-12-01 8575 2015-01-01 7236 2015-02-01 9745 2015-03-01 14828 2015-04-01 17767 2015-05-01 16301 2015-06-01 14433 2015-07-01 15230 2015-08-01 15159 2015-09-01 17360 2015-10-01 14462 2015-11-01 13504 2015-12-01 12378 2016-01-01 7229 2016-02-01 11398 2016-03-01 15679 2016-04-01 20456 2016-05-01 13977 2016-06-01 17566 2016-07-01 15031 2016-08-01 16185 2016-09-01 15568 2016-10-01 15567 2016-11-01 13076 2016-12-01 1200 2017-01-01 11208 2017-02-01 11908 2017-03-01 21090 2017-04-01 17640 2017-05-01 21826 2017-06-01 22364 2017-07-01 18283 2017-08-01 19543 2017-09-01 16988 2017-10-01 16275 2017-11-01 16672 2017-12-01 12193 2018-01-01 13949 2018-02-01 13851 2018-03-01 20178 2018-04-01 22924 2018-05-01 20536 2018-06-01 22228 2018-07-01 18900 2018-08-01 21929 2018-09-01 19466