Year Month Nb_of_distinct_IPs Nb_of_downloads 2009 Jan 30 47 2009 Feb 31 39 2009 Mar 47 64 2009 Apr 44 76 2009 May 33 55 2009 Jun 25 31 2009 Jul 33 44 2009 Aug 25 34 2009 Sep 35 40 2009 Oct 34 45 2009 Nov 37 60 2009 Dec 31 42 2009 all 353 577