Year Month Nb_of_distinct_IPs Nb_of_downloads 2009 Jan 9 12 2009 Feb 11 16 2009 Mar 8 10 2009 Apr 11 12 2009 May 5 6 2009 Jun 3 5 2009 Jul 6 7 2009 Aug 6 12 2009 Sep 4 6 2009 Oct 1 1 2009 Nov 4 4 2009 Dec 0 0 2009 all 61 91