Year Month Nb_of_distinct_IPs Nb_of_downloads 2009 Jan 25 40 2009 Feb 28 37 2009 Mar 45 60 2009 Apr 48 78 2009 May 24 40 2009 Jun 24 33 2009 Jul 36 89 2009 Aug 25 30 2009 Sep 29 31 2009 Oct 40 81 2009 Nov 37 58 2009 Dec 30 63 2009 all 333 640