Year Month Nb_of_distinct_IPs Nb_of_downloads 2011 Jan 16 25 2011 Feb 14 25 2011 Mar 7 13 2011 Apr 18 19 2011 May 9 11 2011 Jun 13 16 2011 Jul 29 31 2011 Aug 18 21 2011 Sep 16 20 2011 Oct 14 20 2011 Nov 22 31 2011 Dec 14 23 2011 all 171 255