Year Month Nb_of_distinct_IPs Nb_of_downloads 2011 Jan 25 44 2011 Feb 31 38 2011 Mar 23 38 2011 Apr 35 42 2011 May 24 32 2011 Jun 28 34 2011 Jul 31 33 2011 Aug 30 36 2011 Sep 19 25 2011 Oct 24 41 2011 Nov 38 48 2011 Dec 30 44 2011 all 301 455