Year Month Nb_of_distinct_IPs Nb_of_downloads 2009 Jan 18 36 2009 Feb 18 21 2009 Mar 45 63 2009 Apr 37 66 2009 May 21 34 2009 Jun 19 25 2009 Jul 23 30 2009 Aug 17 22 2009 Sep 29 30 2009 Oct 27 30 2009 Nov 32 57 2009 Dec 20 36 2009 all 265 450