Year Month Nb_of_distinct_IPs Nb_of_downloads 2011 Jan 51 64 2011 Feb 31 52 2011 Mar 36 61 2011 Apr 56 60 2011 May 38 59 2011 Jun 57 60 2011 Jul 45 52 2011 Aug 36 42 2011 Sep 31 38 2011 Oct 31 42 2011 Nov 44 61 2011 Dec 34 53 2011 all 412 644