Year Month Nb_of_distinct_IPs Nb_of_downloads 2011 Jan 33 51 2011 Feb 31 37 2011 Mar 34 52 2011 Apr 38 60 2011 May 31 40 2011 Jun 45 60 2011 Jul 37 40 2011 Aug 30 37 2011 Sep 21 24 2011 Oct 20 29 2011 Nov 42 56 2011 Dec 26 30 2011 all 324 516