Year Month Nb_of_distinct_IPs Nb_of_downloads 2011 Jan 40 49 2011 Feb 26 41 2011 Mar 28 48 2011 Apr 32 35 2011 May 26 31 2011 Jun 33 41 2011 Jul 41 48 2011 Aug 26 30 2011 Sep 26 30 2011 Oct 29 45 2011 Nov 50 61 2011 Dec 33 50 2011 all 330 509