Year Month Nb_of_distinct_IPs Nb_of_downloads 2009 Jan 21 42 2009 Feb 30 38 2009 Mar 40 53 2009 Apr 43 71 2009 May 23 41 2009 Jun 20 27 2009 Jul 29 40 2009 Aug 20 24 2009 Sep 32 34 2009 Oct 31 36 2009 Nov 42 66 2009 Dec 29 44 2009 all 315 516