Year Month Nb_of_distinct_IPs Nb_of_downloads 2011 Jan 33 39 2011 Feb 36 57 2011 Mar 30 45 2011 Apr 39 42 2011 May 56 78 2011 Jun 70 91 2011 Jul 51 56 2011 Aug 43 46 2011 Sep 36 43 2011 Oct 31 43 2011 Nov 57 69 2011 Dec 41 52 2011 all 443 661