Year Month Nb_of_distinct_IPs Nb_of_downloads 2009 Jan 18 37 2009 Feb 21 26 2009 Mar 41 58 2009 Apr 46 79 2009 May 27 46 2009 Jun 25 33 2009 Jul 54 74 2009 Aug 19 24 2009 Sep 31 32 2009 Oct 33 36 2009 Nov 42 74 2009 Dec 27 41 2009 all 318 560