Year Month Nb_of_distinct_IPs Nb_of_downloads 2009 Jan 23 33 2009 Feb 25 33 2009 Mar 42 60 2009 Apr 39 64 2009 May 25 38 2009 Jun 27 39 2009 Jul 28 41 2009 Aug 22 28 2009 Sep 34 40 2009 Oct 43 58 2009 Nov 37 61 2009 Dec 30 45 2009 all 316 540