Year Month Nb_of_distinct_IPs Nb_of_downloads 2009 Jan 21 42 2009 Feb 24 30 2009 Mar 41 62 2009 Apr 45 80 2009 May 28 46 2009 Jun 25 35 2009 Jul 50 71 2009 Aug 22 30 2009 Sep 30 33 2009 Oct 32 35 2009 Nov 39 65 2009 Dec 28 48 2009 all 322 577