Year Month Nb_of_distinct_IPs Nb_of_downloads 2011 Jan 37 52 2011 Feb 20 40 2011 Mar 16 31 2011 Apr 29 32 2011 May 22 41 2011 Jun 24 27 2011 Jul 39 46 2011 Aug 29 34 2011 Sep 23 28 2011 Oct 22 33 2011 Nov 35 45 2011 Dec 24 40 2011 all 273 449