Year Month Nb_of_distinct_IPs Nb_of_downloads 2011 Jan 29 37 2011 Feb 23 31 2011 Mar 23 52 2011 Apr 38 65 2011 May 21 28 2011 Jun 39 48 2011 Jul 36 38 2011 Aug 33 46 2011 Sep 27 40 2011 Oct 34 72 2011 Nov 46 58 2011 Dec 32 45 2011 all 291 560