Year Month Nb_of_distinct_IPs Nb_of_downloads 2011 Jan 33 40 2011 Feb 26 29 2011 Mar 18 29 2011 Apr 28 31 2011 May 21 24 2011 Jun 26 30 2011 Jul 32 34 2011 Aug 25 30 2011 Sep 18 22 2011 Oct 19 31 2011 Nov 45 67 2011 Dec 21 31 2011 all 270 398