Year Month Nb_of_distinct_IPs Nb_of_downloads 2011 Jan 20 31 2011 Feb 21 28 2011 Mar 16 25 2011 Apr 28 29 2011 May 15 18 2011 Jun 23 27 2011 Jul 28 30 2011 Aug 21 25 2011 Sep 16 20 2011 Oct 21 31 2011 Nov 38 46 2011 Dec 19 29 2011 all 241 339