Year Month Nb_of_distinct_IPs Nb_of_downloads 2009 Jan 41 78 2009 Feb 36 37 2009 Mar 63 85 2009 Apr 67 113 2009 May 45 74 2009 Jun 40 52 2009 Jul 72 96 2009 Aug 39 52 2009 Sep 40 55 2009 Oct 41 45 2009 Nov 78 111 2009 Dec 39 55 2009 all 501 853