Year Month Nb_of_distinct_IPs Nb_of_downloads 2009 Jan 17 34 2009 Feb 29 33 2009 Mar 44 64 2009 Apr 47 77 2009 May 29 47 2009 Jun 31 41 2009 Jul 53 77 2009 Aug 25 33 2009 Sep 27 30 2009 Oct 33 37 2009 Nov 43 72 2009 Dec 28 46 2009 all 338 591