Year Month Nb_of_distinct_IPs Nb_of_downloads 2009 Jan 17 39 2009 Feb 20 28 2009 Mar 44 55 2009 Apr 42 74 2009 May 24 42 2009 Jun 23 31 2009 Jul 28 39 2009 Aug 18 23 2009 Sep 29 33 2009 Oct 32 35 2009 Nov 35 61 2009 Dec 26 37 2009 all 293 497