Year Month Nb_of_distinct_IPs Nb_of_downloads 2009 Jan 17 36 2009 Feb 23 28 2009 Mar 45 56 2009 Apr 46 81 2009 May 28 48 2009 Jun 26 31 2009 Jul 53 73 2009 Aug 20 26 2009 Sep 33 36 2009 Oct 34 38 2009 Nov 37 65 2009 Dec 29 45 2009 all 320 563