Year Month Nb_of_distinct_IPs Nb_of_downloads 2011 Jan 50 64 2011 Feb 28 47 2011 Mar 28 48 2011 Apr 41 52 2011 May 34 42 2011 Jun 36 40 2011 Jul 43 50 2011 Aug 35 42 2011 Sep 31 36 2011 Oct 25 42 2011 Nov 57 76 2011 Dec 36 52 2011 all 370 591