Year Month Nb_of_distinct_IPs Nb_of_downloads 2009 Jan 21 36 2009 Feb 28 40 2009 Mar 41 57 2009 Apr 41 70 2009 May 25 43 2009 Jun 21 29 2009 Jul 29 39 2009 Aug 26 31 2009 Sep 27 29 2009 Oct 33 43 2009 Nov 36 62 2009 Dec 30 45 2009 all 313 524