Year Month Nb_of_distinct_IPs Nb_of_downloads 2011 Jan 15 20 2011 Feb 16 26 2011 Mar 14 18 2011 Apr 13 16 2011 May 13 17 2011 Jun 15 20 2011 Jul 27 29 2011 Aug 18 21 2011 Sep 16 17 2011 Oct 11 15 2011 Nov 25 35 2011 Dec 13 14 2011 all 180 248