Year Month Nb_of_distinct_IPs Nb_of_downloads 2011 Jan 2 3 2011 Feb 1 1 2011 Mar 1 1 2011 Apr 0 0 2011 May 3 3 2011 Jun 1 1 2011 Jul 0 0 2011 Aug 3 5 2011 Sep 1 1 2011 Oct 1 1 2011 Nov 1 1 2011 Dec 2 2 2011 all 13 19