Year Month Nb_of_distinct_IPs Nb_of_downloads 2009 Jan 16 33 2009 Feb 18 21 2009 Mar 38 52 2009 Apr 37 57 2009 May 24 44 2009 Jun 19 22 2009 Jul 26 37 2009 Aug 20 25 2009 Sep 30 33 2009 Oct 32 35 2009 Nov 33 55 2009 Dec 22 35 2009 all 276 449